| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [be] [v-ing] [prep] [art] | 1989 |
|
| 2 | have [be] [verb] since [art] | 139 |
|
| 3 | have [be] [v-ing] since [art] | 39 |
|
| 4 | [verb] [be] [v-ing] since [art] | 39 |
|
