| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [v-ing] | 7817 |
|
| 2 | na be [verb] | 459 |
|
| 3 | [to] be [v-ing] | 242 |
|
| 4 | na be [v-ing] | 223 |
|
| 5 | na [be] [v-ing] | 223 |
|
| 6 | na [be] [v-ing] | 221 |
|
| 7 | na be [v-ing] | 221 |
|
