| Similarity | Rank | |
|---|---|---|
| child-bearing | 0.807 | 31605 |
| breast-feed | 0.796 | 26272 |
| menarche | 0.785 | 57301 |
| pregnancy | 0.784 | 4048 |
| hysterectomy | 0.783 | 25459 |
| infertility | 0.772 | 20365 |
| post-natal | 0.764 | 32348 |
| bulimic | 0.763 | 45079 |
| menopausal | 0.752 | 45393 |
| menstruation | 0.752 | 20043 |
| ex-smoker | 0.751 | 68525 |
| vasectomy | 0.750 | 34035 |
| hrt | 0.749 | 25595 |
| postmenopausal | 0.748 | 49150 |
| oestrogen | 0.747 | 21158 |
| myalgia | 0.745 | 94250 |
| premenstrual | 0.743 | 50309 |
| stress-related | 0.743 | 48105 |
| cystitis | 0.740 | 25193 |
| pre-menstrual | 0.740 | 45256 |
| immunotherapy | 0.738 | 91052 |
| testosterone | 0.738 | 32604 |
| amenorrhoea | 0.737 | 53150 |
| haemorrhoids | 0.737 | 48765 |
| osteoarthritis | 0.737 | 57005 |