| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that [pron] [modal v] [adv] | 4450 |
|
| 2 | is that [pron] [modal v] | 1490 |
|
| 3 | is that [pron] [adv] | 308 |
|
| 4 | is [pron] [modal v] [adv] | 50 |
|
