| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] be [v-ing] | 9493 |
|
| 2 | [pers pn] [modal v] be [v-ing] | 8632 |
|
| 3 | they [modal v] be [verb] | 5746 |
|
| 4 | they [modal v] be [v-ing] | 1125 |
|
| 5 | they [modal v] [be] [v-ing] | 1102 |
|
