| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [be] [prep] a | 793 |
|
| 2 | [be] working [prep] a | 489 |
|
| 3 | have [be] working [prep] | 485 |
|
| 4 | have [be] working a | 6 |
|
