| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [verb] while [v-ing] [prep] | 10 |
|
| 2 | [conj] [verb] while [v-ing] [prep] | 10 |
|
| 3 | [coord] [verb] while [v-ing] [prep] | 9 |
|
| 4 | and [verb] while [v-ing] [prep] | 7 |
|
| 5 | and [verb] while [v-ing] [prep] | 7 |
|
