| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [adj] [prep] the [noun sg] | 223 |
|
| 2 | have been concerned [prep] the [noun sg] | 31 |
|
| 3 | [verb] been concerned [prep] the [noun sg] | 31 |
|
| 4 | has been concerned [prep] the [noun] | 17 |
|
| 5 | has been concerned [prep] [art] [noun sg] | 14 |
|
| 6 | has be concerned [prep] the [noun sg] | 13 |
|
| 7 | [vb -s] been concerned [prep] the [noun sg] | 13 |
|
| 8 | has [been] concerned [prep] the [noun sg] | 13 |
|
| 9 | has been concerned [prep] the [noun sg] | 13 |
|
| 10 | has [be] concerned [prep] the [noun sg] | 13 |
|
