| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [be] [prep] [art] [noun sg] | 893 |
|
| 2 | [be] concerned [prep] [art] [noun sg] | 728 |
|
| 3 | we [be] concerned [prep] [art] | 62 |
|
| 4 | we [be] concerned [prep] [noun sg] | 12 |
|
