| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] [be] [adv prt] | 1984 |
|
| 2 | which [modal v] [be] [adv] | 900 |
|
| 3 | [Wh det] [modal v] [be] [adv prt] | 46 |
|
| 4 | which [modal v] [be] [adv prt] | 39 |
|
