| Similarity | Rank | |
|---|---|---|
| severe | 0.850 | 2524 |
| Symptoms | 0.786 | 11692 |
| Mild | 0.773 | 33496 |
| Sudden | 0.766 | 33268 |
| Chronic | 0.762 | 16454 |
| Fatigue | 0.759 | 29424 |
| Illnesses | 0.752 | 87687 |
| Headaches | 0.749 | 43106 |
| Recurrent | 0.749 | 70484 |
| Seizures | 0.747 | 70187 |
| Acute | 0.747 | 27401 |
| Severity | 0.745 | 78113 |
| Untreated | 0.745 | 77455 |
| Uncontrolled | 0.743 | 90095 |
| Causes | 0.741 | 16189 |
| Complications | 0.737 | 37050 |
| Vomiting | 0.735 | 65851 |
| Dizziness | 0.735 | 67144 |
| Swelling | 0.732 | 55387 |
| Dehydration | 0.730 | 61611 |
| Incidence | 0.729 | 74543 |
| Persistent | 0.725 | 42552 |
| Headache | 0.717 | 41235 |
| Discomfort | 0.717 | 68950 |
| Irritability | 0.716 | 96534 |