| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | patients have be | 97 |
|
| 2 | patients have [been] | 97 |
|
| 3 | patients have been | 97 |
|
| 4 | patients had [be] | 46 |
|
| 5 | patients have [be] | 43 |
|
| 6 | patients has [be] | 7 |
|
