| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [verb] for | 4496 |
|
| 2 | [prep] [v-ing] for | 4187 |
|
| 3 | [prep] heading [prep] | 39 |
|
| 4 | [prep] heading [prep] | 39 |
|
| 5 | [prep] heading for | 22 |
|
| 6 | [prep] head for | 22 |
|
