| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] for [adj] year | 140 |
|
| 2 | have been [v-ing] for [num] year | 104 |
|
| 3 | have been [verb] for three year | 25 |
|
| 4 | have been [v-ing] for three [noun] | 21 |
|
| 5 | have been [v-ing] for three year | 11 |
|
| 6 | have been [v-ing] [prep] three year | 11 |
|
| 7 | have [been] [v-ing] for three year | 11 |
|
| 8 | have [be] [v-ing] for three year | 11 |
|
| 9 | [verb] been [v-ing] for three year | 11 |
|
| 10 | have be [v-ing] for three year | 11 |
|
