| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this for [art] long time | 21 |
|
| 2 | this [prep] [art] long time | 21 |
|
| 3 | this [prep] a long time | 21 |
|
| 4 | this [prep] [art] long time | 21 |
|
