| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] be [noun] [prep] | 14421 |
|
| 2 | [pron] be [noun pl] [prep] | 6156 |
|
| 3 | [pron] be problem [prep] | 147 |
|
| 4 | [pron] [be] problems [prep] | 145 |
|
