| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they have [been] [verb] [adv prt] to | 19 |
|
| 2 | they have [been] [vb pp] [adv prt] to | 13 |
|
| 3 | they have [been] [v-ing] [adv prt] to | 6 |
|
