| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [be] [v-ing] [adv prt] [prep] | 3209 |
|
| 2 | [Wh det] [be] [v-ing] [adv prt] [prep] | 495 |
|
| 3 | what [be] [verb] [adv prt] [prep] | 468 |
|
| 4 | what [be] [v-ing] [adv] [prep] | 459 |
|
| 5 | what [be] [v-ing] [adv prt] [prep] | 439 |
|
