| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a long time | 1727 |
|
| 2 | [prep] [det] a long | 108 |
|
| 3 | [det] a long time | 108 |
|
| 4 | [prep] [det] a time | 61 |
|
| 5 | [prep] [det] long time | 6 |
|
