| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [adv] for [prep] | 16 |
|
| 2 | [v-ing] [adv prt] for [prep] | 9 |
|
| 3 | [v-ing] [adv] for [prep] | 7 |
|
| 4 | [v-ing] [adv] for at | 7 |
|
