| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [v-ing] about | 1969 |
|
| 2 | [am/are] [v-ing] an | 471 |
|
| 3 | [v-ing] about an | 49 |
|
| 4 | [am/are] about an | 5 |
|
