| Similarity | Rank | |
|---|---|---|
| sleeplessness | 0.941 | 49493 |
| sleepiness | 0.891 | 39645 |
| migraine | 0.885 | 15791 |
| migraines | 0.872 | 20372 |
| nausea | 0.864 | 11121 |
| tiredness | 0.857 | 27237 |
| premenstrual | 0.855 | 66889 |
| drowsiness | 0.854 | 32853 |
| dizziness | 0.851 | 17560 |
| depression | 0.849 | 3223 |
| anxiety | 0.843 | 3198 |
| irritability | 0.842 | 26695 |
| narcolepsy | 0.836 | 58635 |
| headaches | 0.833 | 7783 |
| fibromyalgia | 0.831 | 23684 |
| constipation | 0.831 | 14593 |
| vertigo | 0.830 | 34916 |
| lightheadedness | 0.825 | 67558 |
| apnea | 0.824 | 17021 |
| fatigue | 0.824 | 6944 |
| backache | 0.821 | 65713 |
| symptoms | 0.821 | 1591 |
| headache | 0.815 | 7973 |
| palpitations | 0.813 | 39804 |
| Insomnia | 0.812 | 40461 |