| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [prep] [adj] years | 154 |
|
| 2 | been [verb] [prep] recent years | 96 |
|
| 3 | been [v-ing] [prep] recent [noun] | 18 |
|
| 4 | been [v-ing] [prep] recent [noun pl] | 18 |
|
| 5 | [been] [v-ing] [prep] recent years | 9 |
|
| 6 | been [v-ing] [prep] recent years | 9 |
|
| 7 | been [v-ing] [prep] recent years | 9 |
|
| 8 | been [v-ing] [prep] [adj] years | 9 |
|
| 9 | been [v-ing] [prep] recent year | 9 |
|
| 10 | be [v-ing] [prep] recent years | 9 |
|
| 11 | [be] [v-ing] [prep] recent years | 9 |
|
