| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [indef pn] [Wh pn] have been [v-ing] [art] | 8 |
|
| 2 | [indef pn] who have be [v-ing] [art] | 8 |
|
| 3 | [indef pn] [Wh pn] have be [v-ing] the | 6 |
|
| 4 | [indef pn] [Wh pn] has be [v-ing] [art] | 5 |
|
