| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [prep] a long time | 55 |
|
| 2 | [det] [prep] a long time | 55 |
|
| 3 | [det] for a long time | 52 |
|
| 4 | [det] for a long time | 52 |
|
| 5 | that [prep] a long time | 23 |
|
| 6 | this [prep] a long time | 21 |
|
