| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pers pn] [modal v] go back | 72 |
|
| 2 | [verb] [pers pn] must go [adv] | 19 |
|
| 3 | [verb] [pers pn] must [verb] back | 16 |
|
| 4 | [verb] [pers pn] must [vb infin] back | 16 |
|
| 5 | [verb] [pers pn] must go [adv prt] | 12 |
|
| 6 | [verb] [pers pn] must go back | 8 |
|
| 7 | [verb] [pron] must go back | 8 |
|
| 8 | [verb] [pers pn] must go back | 8 |
|
