| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [am/are] [v-ing] at the time | 6 |
|
| 2 | [pers pn] [am/are] [v-ing] at the time | 5 |
|
| 3 | [am/are] [v-ing] at the [adj] time | 6 |
|
