| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [modal v] be [vb pp] [prep] [adj] | 4084 |
|
| 2 | problem [modal v] be [vb pp] [prep] [adj] | 27 |
|
| 3 | problem [modal v] be [vb pp] [prep] [adj] | 19 |
|
| 4 | problem [modal v] be [vb pp] [prep] [adj] | 19 |
|
| 5 | problem [modal v] [be] [vb pp] [prep] [adj] | 19 |
|
| 6 | problem [modal v] [be] [vb pp] [prep] [adj] | 19 |
|
| 7 | problem [modal v] be [verb] [prep] [adj] | 19 |
|
