| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [pers pn] have been working [prep] | 12 |
|
| 2 | [adv] [pers pn] have been work [prep] | 12 |
|
| 3 | [adv] [pers pn] have been work on | 5 |
|
| 4 | [adv] [pers pn] have been work on | 5 |
|
