| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at all levels | 77 |
|
| 2 | [vb pp] [prep] all levels | 56 |
|
| 3 | [v-ing] [prep] all levels | 17 |
|
| 4 | [verb] for all levels | 10 |
|
| 5 | [vb base] [prep] all levels | 9 |
|
| 6 | [vb -s] [prep] all levels | 7 |
|
| 7 | [vb infin] [prep] all levels | 6 |
|
| 8 | teach [prep] all levels | 6 |
|
| 9 | [to-vb] [prep] all levels | 5 |
|
| 10 | teaching [prep] all levels | 5 |
|
| 11 | work [prep] all levels | 5 |
|
