| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [v-ing] for [noun] | 270 |
|
| 2 | have [been] [verb] for year | 107 |
|
| 3 | have [been] [v-ing] [prep] year | 82 |
|
| 4 | [verb] [been] [v-ing] for year | 79 |
|
| 5 | have [be] [v-ing] for year | 79 |
|
