| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] [v-ing] for a | 251 |
|
| 2 | be [not/n't] [v-ing] [prep] a | 160 |
|
| 3 | be [not/n't] [v-ing] [prep] a | 160 |
|
| 4 | be [not/n't] [v-ing] for [art] | 95 |
|
| 5 | be [not/n't] [v-ing] for [art] | 95 |
|
| 6 | be [not/n't] [verb] for a | 82 |
|
| 7 | be [not/n't] [v-ing] for a | 56 |
|
| 8 | [be] [not/n't] [v-ing] for a | 50 |
|
| 9 | be [not/n't] [v-ing] for a | 50 |
|
