| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [indef pn] [vb mod] [be] [v-ing] for a | 5 |
|
| 2 | [indef pn] [vb mod] [be] [v-ing] for [art] | 5 |
|
| 3 | [indef pn] [vb mod] [be] [v-ing] for [art] | 5 |
|
