| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back in the [noun] | 1114 |
|
| 2 | back in the [noun sg] | 946 |
|
| 3 | back [prep] the office | 86 |
|
| 4 | [adv] in the office | 79 |
|
| 5 | [adv prt] in the office | 42 |
|
| 6 | back in the office | 21 |
|
| 7 | back in [art] office | 20 |
|
| 8 | back in the office | 20 |
|
| 9 | back in the office | 20 |
|
| 10 | back in [art] office | 20 |
|
