| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a 30 [no cls] | 29 |
|
| 2 | [prep] a 30 [no cls] | 29 |
|
| 3 | [prep] a 30 per | 26 |
|
| 4 | for a 30 [no cls] | 10 |
|
| 5 | for a 30 [no cls] | 10 |
|
