| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] a [noun] [conj] | 1396 |
|
| 2 | [am/are] [v-ing] [prep] a [noun] | 1189 |
|
| 3 | [am/are] [v-ing] [prep] [noun] [conj] | 367 |
|
| 4 | [am/are] [v-ing] a [noun] [conj] | 146 |
|
| 5 | [am/are] [prep] a [noun] [conj] | 114 |
|
