| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it take [art] while | 40 |
|
| 2 | it take a while | 40 |
|
| 3 | it take a while | 40 |
|
| 4 | it took [art] while | 24 |
|
| 5 | it takes [art] while | 15 |
|
