| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [adv] [verb] [prep] | 3486 |
|
| 2 | [verb] [been] [adv] [v-ing] [prep] | 121 |
|
| 3 | have [been] [adv] [v-ing] [prep] | 121 |
|
| 4 | have [be] [adv] [v-ing] [prep] | 121 |
|
