| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ca not [be] [v-ing] | 79 |
|
| 2 | ca n't [be] [v-ing] | 79 |
|
| 3 | ca [not/n't] [be] [v-ing] | 79 |
|
| 4 | ca [adv] be [v-ing] | 79 |
|
| 5 | ca [adv] [be] doing | 19 |
|
