| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] it [is] [prep] [v-ing] | 40 |
|
| 2 | [vb base] it [is] [prep] [verb] | 40 |
|
| 3 | [vb base] it [is] [prep] [verb] | 40 |
|
| 4 | [vb base] it [is] worth [verb] | 34 |
|
| 5 | [vb base] it [is] worth [verb] | 34 |
|
| 6 | think it [is] [prep] [verb] | 25 |
|
| 7 | [vb base] it 's [prep] [verb] | 24 |
|
| 8 | [vb base] it is [prep] [verb] | 16 |
|
