| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [be] [adj] [prep] [art] [noun sg] | 864 |
|
| 2 | [pron] [be] concerned [prep] [art] [noun sg] | 220 |
|
| 3 | which [be] concerned [prep] [art] [noun] | 30 |
|
| 4 | which [be] concerned [prep] [art] [noun sg] | 27 |
|
