| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [verb] [prep] two hours | 21 |
|
| 2 | [pers pn] [verb] [prep] two hour | 21 |
|
| 3 | [pers pn] [vb past] [prep] two hour | 14 |
|
| 4 | [pers pn] [verb] for two hour | 12 |
|
| 5 | we [verb] [prep] two hour | 7 |
|
| 6 | it [verb] [prep] two hour | 6 |
|
