| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] [prep] [adj] | 360 |
|
| 2 | been [v-ing] [prep] [adj] years | 154 |
|
| 3 | [vb base] been [v-ing] [prep] years | 37 |
|
| 4 | [vb base] been [prep] [adj] years | 9 |
|
