| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] for a long time | 13 |
|
| 2 | [verb] [to-vb] for [art] long time | 13 |
|
| 3 | [verb] [to-vb] for a long time | 13 |
|
| 4 | [vb pp] [to-vb] for [art] long time | 6 |
|
