1. Notices
2. Warnings
3. Cues
4. Hints
5. Indicators
6. Clues
7. Gestures
8. Symbols
9. Omens
10. Portents
11. Premonitions
12. Tokens
13. Marks
14. Alerts
15. Warnings
16. Gestures
17. Insignias
18. Signposts
19. Traces
20. Evidences
21. Notifications
22. Evidences
23. Symbols
24. Triggers
25. Indications
26. Harbingers
27. Manifestations
28. Insinuations
29. Semaphores
30. Manifestations

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