| Similarity | Rank | |
|---|---|---|
| pre-menstrual | 0.809 | 45256 |
| exacerbation | 0.803 | 43050 |
| illness | 0.803 | 2451 |
| stress-related | 0.802 | 48105 |
| postpartum | 0.795 | 94610 |
| hospitalisation | 0.793 | 36232 |
| menopausal | 0.792 | 45393 |
| prostatitis | 0.790 | 73145 |
| meningococcal | 0.783 | 66567 |
| rheumatic | 0.782 | 35671 |
| encephalomyelitis | 0.779 | 99517 |
| undiagnosed | 0.777 | 51577 |
| hiv-related | 0.775 | 63990 |
| puerperal | 0.774 | 59328 |
| widowhood | 0.772 | 32195 |
| alcoholism | 0.771 | 14301 |
| premenstrual | 0.771 | 50309 |
| osteoarthritis | 0.769 | 57005 |
| iatrogenic | 0.767 | 62559 |
| bronchitis | 0.766 | 18019 |
| menopause | 0.764 | 15120 |
| toxaemia | 0.761 | 65627 |
| hyperkinetic | 0.761 | 49024 |
| alzheimers | 0.760 | 54956 |
| colicky | 0.760 | 91370 |