| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [v-ing] [prep] the [adv] | 15 |
|
| 2 | [is] [v-ing] [prep] the [adv] | 14 |
|
| 3 | is [v-ing] [prep] the [adv] | 13 |
|
