| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been work [prep] a | 72 |
|
| 2 | have [been] work [prep] a | 66 |
|
| 3 | have [been] working [prep] a | 65 |
|
| 4 | have [been] work on a | 28 |
|
| 5 | had [been] work [prep] a | 25 |
|
| 6 | has [been] work [prep] a | 16 |
|
| 7 | have [been] work as a | 14 |
|
| 8 | have [been] work [prep] a | 13 |
|
| 9 | have [been] work for a | 9 |
|
| 10 | have [been] work in a | 8 |
|
| 11 | 've [been] work [prep] a | 8 |
|
| 12 | have [been] work [prep] an | 6 |
|
| 13 | have [been] worked [prep] a | 5 |
|
