| 11. | It is a trend, which may wax and wane, but won't disappear ."
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| 12. | Succeeding eras have seen the popularity of various Tang poets wax and wane.
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| 13. | The enthusiasm kind of waxes and wanes depending on non-fundamentals,
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| 14. | Keane's mental instability seems to wax and wane as is convenient for the narrative.
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| 15. | Ice streams such as the Erebus Ice Tongue wax and wane like the moon.
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| 16. | But as symptoms wax and wane, the images rendered of patients'brains can change drastically.
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| 17. | Technology causes certain classes of items to wax and wane.
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| 18. | Anti-science waxes and wanes over the decades and we are in the waxing phase.
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| 19. | Populations wax and wane and move from island to island.
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| 20. | Popularity waxes and wanes, as does everything else in nature.
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