| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] at [art] | 917 |
|
| 2 | been working [prep] [art] | 200 |
|
| 3 | been working [prep] [art] | 200 |
|
| 4 | been [v-ing] at [art] | 195 |
|
| 5 | [be] working at [art] | 75 |
|
| 6 | be working at [art] | 75 |
|
| 7 | [been] working at [art] | 14 |
|
| 8 | been work at [art] | 14 |
|
| 9 | been working at [art] | 14 |
|
