| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [v-ing] [prep] [noun sg] | 226 |
|
| 2 | [is] [adv] [v-ing] [prep] be | 225 |
|
| 3 | [is] [v-ing] [prep] be [noun sg] | 53 |
|
| 4 | [adv] [v-ing] [prep] be [noun sg] | 18 |
|
