| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [v-ing] [adv prt] | 245 |
|
| 2 | [been] [v-ing] [adv prt] of | 35 |
|
| 3 | have [been] [adv prt] of | 33 |
|
| 4 | have [been] [v-ing] of | 17 |
|
