| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [det] [adj] [noun] | 3398 |
|
| 2 | problem [is] [adj] [noun] | 56 |
|
| 3 | problem [is] [det] [adj] | 38 |
|
| 4 | problem [is] [det] [noun] | 35 |
|
| 5 | problem [det] [adj] [noun] | 5 |
|
