| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] back [prep] [art] | 9695 |
|
| 2 | [v-ing] back [prep] [art] | 1550 |
|
| 3 | extending [adv] [prep] [art] | 64 |
|
| 4 | extending [adv prt] [prep] [art] | 29 |
|
| 5 | extend back [prep] [art] | 15 |
|
| 6 | extending back [prep] [art] | 9 |
|
