| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] doubt if he [modal v] [vb infin] | 15 |
|
| 2 | [pers pn] doubt if he [modal v] [vb infin] | 15 |
|
| 3 | i doubt if he [modal v] [vb infin] | 15 |
|
| 4 | i doubt if he [modal v] [vb infin] | 15 |
|
| 5 | doubt if he [modal v] [vb infin] [pron] | 6 |
|
