| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [v-ing] for [adj] years | 139 |
|
| 2 | have [been] [v-ing] for [num] years | 103 |
|
| 3 | have [been] [verb] for three years | 25 |
|
| 4 | have [been] [v-ing] for three [noun] | 21 |
|
| 5 | have [been] [v-ing] for three [noun pl] | 21 |
|
| 6 | have [been] [v-ing] for three year | 11 |
|
| 7 | have [been] [v-ing] for three years | 11 |
|
| 8 | have [be] [v-ing] for three years | 11 |
|
| 9 | have [been] [v-ing] [prep] three years | 11 |
|
| 10 | have [been] [v-ing] [prep] three years | 11 |
|
| 11 | [verb] [been] [v-ing] for three years | 11 |
|
| 12 | have [been] [v-ing] for three years | 11 |
|
