| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] a long time | 421 |
|
| 2 | [prep] a [adv] long time | 199 |
|
| 3 | [verb] a [adv] long time | 86 |
|
| 4 | [verb] [prep] a [adv] long | 76 |
|
