| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] about half a | 18 |
|
| 2 | [verb] [prep] about half a | 18 |
|
| 3 | [verb] for about half a | 15 |
|
| 4 | [verb] for about half a | 15 |
|
| 5 | [verb] [prep] about half an | 14 |
|
| 6 | [vb past] [prep] about half a | 5 |
|
