| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] be [prep] [v-ing] | 59 |
|
| 2 | [vb past] be [prep] [v-ing] | 59 |
|
| 3 | [verb] be worth [v-ing] | 29 |
|
| 4 | [vb past] [be] worth [v-ing] | 7 |
|
| 5 | [vb past] be worth [verb] | 7 |
|
| 6 | [vb past] be worth [v-ing] | 7 |
|
