2. beta_brainwaves_focus_7Hz__brainwaves_ _focus_ _Betasounds_1709533880717477

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  3. beta_brainwaves_focus_18Hz__brainwaves_ _focus_ _studyfocus_17095315222246294

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  4. beta_brainwaves_focus_17Hz__betawaves_ _brainwaves_ _Focusing_17095350564160242

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  5. beta_brainwaves_focus_39Hz__brainwaves_ _betawaves_ _FocusWhilelearning_17095403507717435

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  6. beta_brainwaves_focus_7Hz__focus_ _brainwaves_ _Betasounds_17096644265014336

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  7. beta_brainwaves_focus_26Hz__Focusing_ _studyfocus_ _brainwaves_17096705164602723

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  8. beta_brainwaves_focus_20Hz__brainwaves_ _Betasounds_ _focus_1709666635258495

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  9. beta_brainwaves_focus_17Hz__betawaves_ _Betasounds_ _brainwaves_17096605374953947

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  10. beta_brainwaves_focus_9Hz__brainwaves_ _studyfocus_ _betawaves_1709671075539826

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  11. beta_brainwaves_focus_9Hz__betawaves_ _FocusWhilelearning_ _brainwaves_17096682914139132

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  12. beta_brainwaves_focus_8Hz__studyfocus_ _Focusing_ _brainwaves_1709658884701248

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  13. beta_brainwaves_focus_10Hz__Focusing_ _brainwaves_ _FocusWhilelearning_1709667187410068

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  14. beta_brainwaves_focus_18Hz__brainwaves_ _studyfocus_ _FocusWhilelearning_17096649785898378

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  15. beta_brainwaves_focus_18Hz__betawaves_ _brainwaves_ _focus_17096610903732579

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  16. beta_brainwaves_focus_20Hz__Focusing_ _betawaves_ _brainwaves_17096638714829836

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  17. beta_brainwaves_focus_29Hz__brainwaves_ _betawaves_ _Focusing_17096655302652915

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  18. beta_brainwaves_focus_28Hz__studyfocus_ _brainwaves_ _FocusWhilelearning_17096660821835308

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  19. beta_brainwaves_focus_36Hz__brainwaves_ _studyfocus_ _Betasounds_17096627430807035

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  20. beta_brainwaves_focus_20Hz__Focusing_ _brainwaves_ _betawaves_1708974593.043815

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