| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [adj] [verb] [art] [noun sg] | 1720 |
|
| 2 | be unable [verb] [art] [noun sg] | 486 |
|
| 3 | [be] unable [verb] [art] [noun sg] | 486 |
|
| 4 | [was/were] unable [verb] [art] [noun sg] | 230 |
|
| 5 | was unable [verb] [art] [noun] | 153 |
|
