| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [pron] [prep] [pos pn] [num ord] | 6 |
|
| 2 | be [v-ing] [pron] [prep] [pos pn] [num ord] | 6 |
|
| 3 | [be] [v-ing] [pron] [prep] [pos pn] first | 5 |
|
