Table 43.2 Frequencies of sexually transmitted infections and conditions in the AHEC Corpus
| Rank | Word | Frequency | % |
| 1 | AIDS | 209 | 25 |
| 2 | HIV | 114 | 14 |
| 3 | thrush | 106 | 13 |
| 4 | crabs | 103 | 12 |
| 5 | herpes | 96 | 11 |
| 6 | genital warts | 84 | 10 |
| 7 | chlamydia | 81 | 10 |
| 8 | gonorrhoea | 19 | 2 |
| 9 | syphilis | 14 | 2 |