| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | about half [prep] | 349 |
|
| 2 | about half of | 208 |
|
| 3 | about half of | 208 |
|
| 4 | about half past | 128 |
|
| 5 | about half past | 128 |
|
