| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] had been [verb] on | 180 |
|
| 2 | [pers pn] [verb] been working on | 78 |
|
| 3 | [pers pn] have been working on | 78 |
|
| 4 | [pers pn] had been [v-ing] on | 77 |
|
| 5 | [pers pn] had been working [prep] | 66 |
|
| 6 | [pers pn] had been working [prep] | 66 |
|
| 7 | [pers pn] [vb past] been working on | 26 |
|
| 8 | [pron] had been working on | 25 |
|
| 9 | [pers pn] had been work on | 21 |
|
| 10 | [pers pn] had [been] working on | 20 |
|
| 11 | [pers pn] had [be] working on | 20 |
|
| 12 | [pers pn] had been working on | 20 |
|
| 13 | [pers pn] had be working on | 20 |
|
