| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [noun] [verb] [prep] a | 2084 |
|
| 2 | [conj] [noun] [verb] back [prep] | 337 |
|
| 3 | [noun] [verb] back [prep] a | 259 |
|
| 4 | [conj] [verb] back [prep] a | 103 |
|
| 5 | [conj] [noun] [verb] back a | 15 |
|
