| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] used was | 74 |
|
| 2 | [noun pl] used be | 64 |
|
| 3 | [noun sg] used be | 63 |
|
| 4 | [noun] used were | 62 |
|
| 5 | method used be | 11 |
|
| 6 | method used be | 8 |
|
| 7 | [n mass] used be | 6 |
|
