| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] back [prep] [noun] | 777 |
|
| 2 | [be] [to-vb] [adv] [prep] [noun] | 211 |
|
| 3 | [be] [to-vb] [adv prt] [prep] [noun] | 105 |
|
| 4 | [be] [to-vb] back [prep] [noun] | 23 |
|
