| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but i [vb mod] do | 80 |
|
| 2 | but i [vb mod] do | 79 |
|
| 3 | but i 'll do | 27 |
|
| 4 | but i can do | 13 |
|
| 5 | but i could do | 9 |
|
| 6 | but i will do | 9 |
|
| 7 | but i must do | 7 |
|
| 8 | but i shall do | 5 |
|
