| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] by [adj] | 1133 |
|
| 2 | back [adv prt] by | 278 |
|
| 3 | back by [adj] | 135 |
|
| 4 | back [adv prt] [adj] | 13 |
|
