| Similarity | Rank | |
|---|---|---|
| corpora | 0.923 | 44508 |
| cavernosum | 0.865 | 79648 |
| PDE-5 | 0.858 | 59128 |
| penile | 0.856 | 18030 |
| erectile | 0.846 | 8147 |
| vasodilation | 0.832 | 78390 |
| erections | 0.825 | 18370 |
| vasodilator | 0.819 | 91177 |
| PDE5 | 0.818 | 36875 |
| hereupon | 0.813 | 30891 |
| fify | 0.812 | 30165 |
| priapism | 0.812 | 70559 |
| dysfunction | 0.811 | 6160 |
| amoungst | 0.811 | 31035 |
| whereafter | 0.810 | 30893 |
| phosphodiesterase | 0.805 | 53286 |
| penis | 0.801 | 4724 |
| endothelium | 0.798 | 73378 |
| vardenafil | 0.794 | 24395 |
| erection | 0.792 | 8405 |
| levitra | 0.789 | 5382 |
| prostatic | 0.788 | 45671 |
| urethra | 0.787 | 27876 |
| pfizer | 0.784 | 24587 |
| ejaculatory | 0.781 | 87641 |