| Similarity | Rank | |
|---|---|---|
| immunizations | 0.929 | 42167 |
| vaccination | 0.914 | 15659 |
| immunisation | 0.859 | 73736 |
| Immunization | 0.858 | 64508 |
| vaccinations | 0.848 | 22129 |
| vaccine | 0.809 | 8077 |
| pertussis | 0.809 | 61015 |
| vaccines | 0.805 | 12666 |
| Vaccination | 0.803 | 59890 |
| meningococcal | 0.800 | 89555 |
| rotavirus | 0.800 | 82713 |
| pneumococcal | 0.792 | 77954 |
| vaccinating | 0.775 | 79604 |
| tetanus | 0.773 | 48712 |
| measles | 0.771 | 31884 |
| rubella | 0.769 | 67849 |
| influenza | 0.767 | 17313 |
| immunized | 0.766 | 63896 |
| rabies | 0.761 | 29195 |
| vaccinated | 0.754 | 25412 |
| H1N1 | 0.749 | 28204 |
| diphtheria | 0.740 | 65182 |
| HBV | 0.735 | 60733 |
| varicella | 0.732 | 92938 |
| polio | 0.731 | 29307 |