| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [prep] | 79530 |
|
| 2 | [v-ing] [adv prt] [prep] | 30824 |
|
| 3 | [be] [v-ing] [adv prt] | 20902 |
|
| 4 | [be] [adv prt] [prep] | 15247 |
|
