| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [adj] for some time | 77 |
|
| 2 | been concerned for some [noun] | 6 |
|
| 3 | been concerned for [adj] time | 5 |
|
| 4 | [been] concerned for some time | 5 |
|
| 5 | been concerned for [det] time | 5 |
|
| 6 | been concerned [prep] some time | 5 |
|
| 7 | be concerned for some time | 5 |
|
| 8 | been concerned for some [noun sg] | 5 |
|
| 9 | been concerned for some time | 5 |
|
| 10 | been concerned for some time | 5 |
|
| 11 | [be] concerned for some time | 5 |
|
