| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] used to be | 416 |
|
| 2 | [conj] [pers pn] used to be | 334 |
|
| 3 | [conj] it [modal v] to be | 221 |
|
| 4 | [conj] it [vb mod] to be | 221 |
|
| 5 | [conj] it used to [be] | 160 |
|
| 6 | [conj] it used [prep] be | 160 |
|
| 7 | [conj] it used to be | 160 |
|
| 8 | [conj] it used to be | 160 |
|
| 9 | [conj] it used to be | 160 |
|
| 10 | [conj] it used to be | 160 |
|
| 11 | [conj] it used to [be] | 160 |
|
| 12 | [conj] it used [prep] be | 160 |
|
