| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [prep] [art] | 65009 |
|
| 2 | [prep] [art] period | 5697 |
|
| 3 | [be] [art] period | 321 |
|
| 4 | [be] [prep] period | 6 |
|
