| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adj] [prep] [adj] time | 86 |
|
| 2 | have been [adj] [prep] [adj] time | 82 |
|
| 3 | have been concerned [prep] [adj] [noun] | 32 |
|
| 4 | have [been] concerned [prep] [adj] time | 5 |
|
| 5 | have [be] concerned [prep] [adj] time | 5 |
|
| 6 | have be concerned [prep] [adj] time | 5 |
|
| 7 | [verb] been concerned [prep] [adj] time | 5 |
|
| 8 | have been concerned [prep] [adj] time | 5 |
|
