| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] have been [v-ing] [adv] to | 10 |
|
| 2 | [noun sg] have be [v-ing] [adv prt] to | 8 |
|
| 3 | [noun sg] had be [v-ing] [adv] to | 5 |
|
