| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] were | 153420 |
|
| 2 | [noun sg] were | 29317 |
|
| 3 | problem [be] | 3550 |
|
| 4 | problem be | 3544 |
|
| 5 | problem [was/were] | 851 |
|
| 6 | problem were | 321 |
|
