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MP3 1. Teo Li & 18 Hz Guru - 18 Hz Concentration for Work
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MP3 2. Teo Li & 18 Hz Guru - 18 Hz Focusing
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MP3 3. Teo Li & 18 Hz Guru - 18 Hz Be Alert
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MP3 4. Teo Li & 18 Hz Guru - 18 Hz Awakeness
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MP3 5. Teo Li & 18 Hz Guru - 18 Hz Focused Attention
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MP3 6. Teo Li & 18 Hz Guru - 18 Hz Beta Waves
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MP3 7. Teo Li & 18 Hz Guru - 18 Hz Loopable (Binaural Beats