| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [prep] a | 3688 |
|
| 2 | is for [art] | 954 |
|
| 3 | be for a | 814 |
|
| 4 | [be] for a | 814 |
|
| 5 | [is] for a | 306 |
|
