| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] take a [adj] while | 8 |
|
| 2 | it [vb mod] take a [adj] while | 8 |
|
| 3 | it take [pers pn] a [adj] while | 9 |
|
| 4 | it take [pron] a [adj] while | 9 |
|
| 5 | it take a [adj] while for | 6 |
|
| 6 | it take a [adj] while [prep] | 6 |
|
| 7 | it take a [adj] while for | 6 |
|
| 8 | it take a [adj] while [prep] | 6 |
|
