| Similarity | Rank | |
|---|---|---|
| immunisation | 0.585 | 51635 |
| immunization | 0.580 | 17330 |
| vaccination | 0.576 | 9155 |
| vaccine | 0.572 | 5124 |
| measles | 0.558 | 26034 |
| HBV | 0.538 | 95179 |
| hepatitis_B | 0.534 | 43484 |
| tetanus | 0.522 | 84539 |
| HPV | 0.512 | 39954 |
| hepatitis_A | 0.508 | 96413 |
| polio | 0.492 | 35021 |
| vaccinate | 0.486 | 39755 |
| HIV-1 | 0.477 | 79125 |
| be_vaccinate | 0.475 | 90229 |
| meningitis | 0.469 | 44343 |
| BCG | 0.469 | 68363 |
| child_mortality | 0.468 | 83930 |
| viral_load | 0.462 | 98336 |
| HIV | 0.461 | 4113 |
| HIV_infection | 0.456 | 29645 |
| EPI | 0.455 | 80187 |
| H1N1 | 0.452 | 92062 |
| influenza | 0.445 | 26018 |
| HCV | 0.444 | 47793 |
| maternal_mortality | 0.442 | 56074 |