| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be about half a | 27 |
|
| 2 | [is] about half a | 9 |
|
| 3 | [was/were] about half a | 7 |
|
| 4 | [be] about half a | 5 |
|
| 5 | is about half a | 5 |
|
| 6 | be about half a | 5 |
|
