| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] this [is] | 1883 |
|
| 2 | [v-ing] this [is] | 211 |
|
| 3 | do this [is] | 152 |
|
| 4 | doing [adj] [is] | 86 |
|
| 5 | doing this [be] | 76 |
|
