| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] be use for [v-ing] | 27 |
|
| 2 | [adv] [be] used for [v-ing] | 27 |
|
| 3 | also [be] use for [v-ing] | 15 |
|
| 4 | only [be] use for [v-ing] | 6 |
|
