| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] a [noun sg] | 32340 |
|
| 2 | need a [noun sg] | 2631 |
|
| 3 | need [was/were] a | 87 |
|
| 4 | need [was/were] [noun sg] | 15 |
|
