| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] in a few [noun] | 187 |
|
| 2 | [vb pp] in a few [noun] | 77 |
|
| 3 | concentrated in a [adj] [noun] | 26 |
|
| 4 | concentrated in [art] few [noun] | 8 |
|
| 5 | concentrated [prep] a few [noun] | 8 |
|
| 6 | concentrated in [art] few [noun] | 8 |
|
| 7 | concentrate in a few [noun] | 8 |
|
| 8 | concentrated in a few [noun] | 8 |
|
