| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] [adv] a | 2090 |
|
| 2 | [be] [verb] [adv prt] a | 1347 |
|
| 3 | [be] [verb] back [art] | 95 |
|
| 4 | [be] [verb] back a | 56 |
|
