| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] for a [noun] | 1060 |
|
| 2 | [conj] [prep] a while | 229 |
|
| 3 | [conj] for [art] while | 81 |
|
| 4 | [conj] for [art] while | 81 |
|
| 5 | [conj] for a while | 80 |
|
