| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] it used to | 20 |
|
| 2 | [adv] [subord] it used to | 18 |
|
| 3 | [adv] as it used to | 11 |
|
| 4 | [adv] as it used to | 11 |
|
| 5 | [adv] than it used to | 7 |
|
| 6 | [adv] than it used to | 7 |
|
| 7 | [adv] it used to [be] | 21 |
|
| 8 | [adv] it used to be | 21 |
|
| 9 | [adv] it used to [be] | 21 |
|
| 10 | [adv] it used to be | 21 |
|
