| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [prep] a while [art] | 11 |
|
| 2 | and [prep] a while [art] | 11 |
|
| 3 | and [prep] a while [art] | 11 |
|
| 4 | and [prep] a while [art] | 11 |
|
| 5 | and [prep] a while the | 8 |
|
| 6 | and [prep] a while the | 8 |
|
| 7 | and after a while [art] | 7 |
|
| 8 | and after a while [art] | 7 |
|
