| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adv] long time | 187 |
|
| 2 | [vb infin] [prep] a long time | 31 |
|
| 3 | [vb infin] a [adv] long time | 20 |
|
| 4 | [vb infin] [prep] a [adv] long | 7 |
|
