| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [prep] a very long time | 13 |
|
| 2 | [adj] [prep] a very long time | 13 |
|
| 3 | [adj] for a very long time | 12 |
|
| 4 | [adj] for a very long time | 12 |
|
| 5 | [adj] [prep] a very long time | 7 |
|
| 6 | [det] [prep] a very long time | 5 |
|
