| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] which had been [v-ing] | 71 |
|
| 2 | [noun sg] which has been [v-ing] | 59 |
|
| 3 | [noun sg] which have been going | 10 |
|
| 4 | [noun sg] which have been working | 6 |
|
| 5 | group which have been [v-ing] | 6 |
|
| 6 | [noun sg] which have been running | 5 |
|
| 7 | [noun sg] which have been building | 5 |
|
| 8 | question which have been [v-ing] | 5 |
|
