| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [v-ing] [prep] [noun sg] | 912 |
|
| 2 | [v-ing] [prep] some [noun sg] | 498 |
|
| 3 | is [prep] some [noun sg] | 236 |
|
| 4 | is [v-ing] some [noun sg] | 43 |
|
| 5 | is [v-ing] [prep] some | 43 |
|
