| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [noun sg] [prep] [noun prp] | 339 |
|
| 2 | [am/are] [v-ing] [noun sg] [prep] [noun] | 175 |
|
| 3 | [am/are] [v-ing] [noun] [prep] [noun prp] | 99 |
|
| 4 | [am/are] [verb] [noun sg] [prep] [noun prp] | 66 |
|
