| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] for a [num] per | 10 |
|
| 2 | [v-ing] for a [num] per | 8 |
|
| 3 | call for a [num] per | 7 |
|
| 4 | provide for a [num] per | 6 |
|
| 5 | [vb infin] for a [num] per | 5 |
|
