| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [vb pp] for | 972 |
|
| 2 | [adv] [vb pp] for [v-ing] | 412 |
|
| 3 | [is] [vb pp] for [v-ing] | 164 |
|
| 4 | [is] [adv] [vb pp] [v-ing] | 108 |
|
| 5 | [is] [adv] for [v-ing] | 18 |
|
