| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] us [prep] a while | 11 |
|
| 2 | [prep] us [prep] a while | 11 |
|
| 3 | with us [prep] a while | 9 |
|
| 4 | with us [prep] a while | 9 |
|
