| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] a very long time | 24 |
|
| 2 | [adv] [prep] a very long time | 24 |
|
| 3 | [adv] for a very long time | 22 |
|
| 4 | [adv] for a very long time | 22 |
|
| 5 | [adv] [prep] a very long time | 13 |
|
| 6 | [adv prt] [prep] a very long time | 9 |
|
