| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] be [vb pp] [prep] | 1122 |
|
| 2 | [v-ing] [be] [vb pp] [prep] | 1122 |
|
| 3 | [verb] is [vb pp] [prep] | 912 |
|
| 4 | [v-ing] is [verb] [prep] | 181 |
|
| 5 | [v-ing] [is] [vb pp] [prep] | 136 |
|
| 6 | [v-ing] is [vb pp] [prep] | 135 |
|
