| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back at [art] [adj] [noun] | 129 |
|
| 2 | [adv] at [art] [adj] [noun prp] | 61 |
|
| 3 | back [prep] [art] [adj] [noun prp] | 47 |
|
| 4 | back [prep] [art] [adj] [noun prp] | 47 |
|
| 5 | [adv prt] at [art] [adj] [noun prp] | 20 |
|
| 6 | back at [art] [adj] [noun prp] | 6 |
|
| 7 | back at [art] [adj] [noun prp] | 6 |
|
