| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] half year to [noun] | 9 |
|
| 2 | [prep] [art] half year to [noun] | 9 |
|
| 3 | for [art] half year to [noun] | 5 |
|
| 4 | for [art] half year to [noun] | 5 |
|
| 5 | [art] half year to [adj] [noun] | 5 |
|
