| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [adv] [vb pp] for [v-ing] | 16 |
|
| 2 | is [adv] [adv] [verb] for [v-ing] | 13 |
|
| 3 | is [adv] [adv] used for [v-ing] | 6 |
|
| 4 | is [adv] [adv] use for [v-ing] | 6 |
|
| 5 | is [not/n't] [adv] [verb] for [v-ing] | 5 |
|
| 6 | is not [adv] [verb] for [v-ing] | 5 |
|
| 7 | is not [adv] [verb] for [v-ing] | 5 |
|
