| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [adv] [verb] [prep] | 2687 |
|
| 2 | be [adv] [adv] [v-ing] [prep] | 758 |
|
| 3 | [be] [adv] [adv] [v-ing] [prep] | 758 |
|
| 4 | [is] [adv] [adv] [v-ing] [prep] | 195 |
|
| 5 | is [adv] [adv] [v-ing] [prep] | 159 |
|
