| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [prep] | 6057 |
|
| 2 | been [v-ing] [prep] three | 28 |
|
| 3 | have been [prep] three | 17 |
|
| 4 | have been [v-ing] three | 6 |
|
