| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] himself | 355 |
|
| 2 | [v-ing] [prep] at | 154 |
|
| 3 | [prep] himself at | 46 |
|
| 4 | [v-ing] himself at | 36 |
|
