| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is it [prep] [v-ing] | 37 |
|
| 2 | is it [prep] [v-ing] | 37 |
|
| 3 | is it worth [v-ing] | 27 |
|
| 4 | is it worth [v-ing] | 27 |
|
| 5 | is it [prep] paying | 5 |
|
