| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i have been working [prep] | 85 |
|
| 2 | i have been working [prep] | 85 |
|
| 3 | i have been [verb] at | 74 |
|
| 4 | i have been [v-ing] at | 61 |
|
| 5 | [pron] have been working at | 21 |
|
| 6 | [pers pn] have been working at | 19 |
|
| 7 | i have been working at | 8 |
|
| 8 | i have be working at | 8 |
|
| 9 | i have [been] working at | 8 |
|
| 10 | i have been working at | 8 |
|
| 11 | i have been work at | 8 |
|
| 12 | i [verb] been working at | 8 |
|
| 13 | i have [be] working at | 8 |
|
