| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | while a [adj] [noun pl] | 8 |
|
| 2 | while a [det] [noun pl] | 8 |
|
| 3 | while a few [noun pl] | 8 |
|
| 4 | while a few [noun pl] | 8 |
|
