| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [v-ing] [adv] | 801 |
|
| 2 | [prep] [v-ing] [adv] [subord] | 399 |
|
| 3 | [prep] be [adv] [subord] | 199 |
|
| 4 | be [v-ing] [adv] [subord] | 88 |
|
| 5 | [prep] be [v-ing] [subord] | 49 |
|
