| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | while [verb] to | 131 |
|
| 2 | while [v-ing] to | 115 |
|
| 3 | while listen to | 17 |
|
| 4 | while listening to | 17 |
|
| 5 | while [vb pp] to | 15 |
|
| 6 | while appear to | 6 |
|
| 7 | while talking to | 6 |
|
| 8 | while talk to | 6 |
|
| 9 | while appearing to | 6 |
|
| 10 | while accord to | 5 |
|
| 11 | while pretend to | 5 |
|
| 12 | while according to | 5 |
|
| 13 | while pretending to | 5 |
|
