| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] i [prep] a while | 11 |
|
| 2 | [prep] i [prep] a while | 11 |
|
| 3 | i [verb] [prep] a while | 36 |
|
| 4 | i [vb past] [prep] a while | 26 |
|
| 5 | i think [prep] a while | 8 |
|
| 6 | i [vb base] [prep] a while | 6 |
|
| 7 | i thought [prep] a while | 6 |
|
