| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [prep] [adj] [noun] | 278 |
|
| 2 | [been] working [prep] [adj] [noun] | 69 |
|
| 3 | has [been] working [prep] [noun] | 31 |
|
| 4 | has [been] working [prep] [adj] | 21 |
|
