| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] [v-ing] a | 570 |
|
| 2 | [conj] [v-ing] at a | 108 |
|
| 3 | [adv] [v-ing] at a | 97 |
|
| 4 | [adv] [conj] [v-ing] at | 87 |
|
| 5 | [adv] [conj] at a | 50 |
|
