| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [v-ing] [adv] [prep] | 784 |
|
| 2 | [be] [v-ing] [adv] [prep] [det] | 658 |
|
| 3 | [modal v] [be] [v-ing] [prep] [det] | 286 |
|
| 4 | [modal v] [be] [adv] [prep] [det] | 150 |
|
| 5 | [modal v] [be] [v-ing] [adv] [det] | 113 |
|
