| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they have be working [prep] | 20 |
|
| 2 | they have been working [prep] | 20 |
|
| 3 | they have be working on | 9 |
|
| 4 | they 've be working [prep] | 8 |
|
| 5 | they had be working [prep] | 7 |
|
| 6 | they have be working [prep] | 5 |
|
