| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [noun] [noun] | 658 |
|
| 2 | been [noun prp] [noun] | 306 |
|
| 3 | [be] dr [noun] | 169 |
|
| 4 | be dr [noun] | 169 |
|
| 5 | been dr [noun] | 5 |
|
| 6 | [been] dr [noun] | 5 |
|
