1. beta_brainwaves_focus_40Hz__studyfocus_ _brainwaves_ _betawaves_17096051265613108

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  2. beta_brainwaves_focus_40Hz__brainwaves_ _studyfocus_ _focus_17096090049728

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  3. beta_brainwaves_focus_40Hz__studyfocus_ _Focusing_ _focus_17097578748607123

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  4. beta_brainwaves_focus_33Hz__Betasounds_ _focus_ _studyfocus_1709778987387723

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  5. beta_brainwaves_focus_37Hz__betawaves_ _studyfocus_ _brainwaves_17097729205600276

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  6. beta_brainwaves_focus_39Hz__brainwaves_ _Betasounds_ _studyfocus_17096029161129627

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  7. beta_brainwaves_focus_34Hz__FocusWhilelearning_ _studyfocus_ _brainwaves_17096189731166394

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  8. beta_brainwaves_focus_34Hz__FocusWhilelearning_ _brainwaves_ _studyfocus_17096112173299959

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  9. beta_brainwaves_focus_33Hz__Focusing_ _brainwaves_ _studyfocus_1709652072876586

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  10. beta_brainwaves_focus_29Hz__brainwaves_ _studyfocus_ _Betasounds_17096335576540873

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  11. beta_brainwaves_focus_28Hz__Focusing_ _FocusWhilelearning_ _studyfocus_17096324244362876

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  12. beta_brainwaves_focus_37Hz__FocusWhilelearning_ _betawaves_ _studyfocus_17096206462765372

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  13. beta_brainwaves_focus_26Hz__brainwaves_ _FocusWhilelearning_ _studyfocus_17096295924342253

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  14. beta_brainwaves_focus_34Hz__FocusWhilelearning_ _studyfocus_ _Betasounds_17097551063698962

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  15. beta_brainwaves_focus_33Hz__studyfocus_ _Betasounds_ _Focusing_170974287046842

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  16. beta_brainwaves_focus_34Hz__focus_ _studyfocus_ _Focusing_17096453736281145

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  17. beta_brainwaves_focus_36Hz__betawaves_ _Focusing_ _studyfocus_17096212056629045

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  18. beta_brainwaves_focus_37Hz__brainwaves_ _Focusing_ _studyfocus_1709781108496588

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  19. beta_brainwaves_focus_20Hz__betawaves_ _studyfocus_ _Focusing_17096150965925398

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  20. beta_brainwaves_focus_31Hz__Betasounds_ _brainwaves_ _studyfocus_17096045750646887

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  21. beta_brainwaves_focus_30Hz__Focusing_ _brainwaves_ _studyfocus_17096464943947172

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  22. beta_brainwaves_focus_29Hz__focus_ _studyfocus_ _betawaves_1709630729250911

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  23. beta_brainwaves_focus_31Hz__studyfocus_ _Betasounds_ _Focusing_17097495132957504

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  24. beta_brainwaves_focus_33Hz__betawaves_ _studyfocus_ _focus_1709626198946538

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  25. beta_brainwaves_focus_19Hz__Focusing_ _betawaves_ _studyfocus_1709642554695958

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