| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [prep] two [noun] | 25 |
|
| 2 | have been [v-ing] [prep] two [noun pl] | 23 |
|
| 3 | have been [v-ing] for two [noun] | 19 |
|
| 4 | have been [v-ing] for two [noun] | 19 |
|
| 5 | have been [v-ing] [prep] two year | 12 |
|
| 6 | have been [v-ing] [prep] two years | 11 |
|
| 7 | has been [v-ing] [prep] two [noun] | 8 |
|
| 8 | had been [v-ing] [prep] two [noun] | 7 |
|
