| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] back [prep] [noun] | 306 |
|
| 2 | [was/were] back [prep] [noun sg] | 163 |
|
| 3 | [was/were] [adv] [prep] time | 45 |
|
| 4 | [be] back [prep] time | 33 |
|
| 5 | [was/were] back [prep] time | 5 |
|
