| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [v-ing] at the [noun] | 497 |
|
| 2 | [noun sg] [v-ing] [prep] the back | 68 |
|
| 3 | [noun sg] [v-ing] [prep] the back | 68 |
|
| 4 | [noun sg] [verb] at the back | 49 |
|
| 5 | [noun] [v-ing] at the back | 20 |
|
| 6 | [noun sg] [v-ing] at [art] back | 10 |
|
| 7 | [noun sg] [v-ing] at [art] back | 10 |
|
| 8 | [noun sg] [v-ing] at the back | 10 |
|
| 9 | [noun sg] [v-ing] at the back | 10 |
|
