| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [adj] [prep] [noun] | 33114 |
|
| 2 | [noun sg] [adj] [prep] [noun] | 11106 |
|
| 3 | problem [adj] [prep] [noun] | 111 |
|
| 4 | problem [adj] [prep] [noun] | 17 |
|
