| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [prep] | 71140 |
|
| 2 | [v-ing] [adv prt] [prep] | 30822 |
|
| 3 | be [v-ing] [adv prt] | 20897 |
|
| 4 | be [adv prt] [prep] | 15243 |
|
