| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] not [prep] [art] [noun pl] | 69 |
|
| 2 | [is] concerned [prep] [art] [noun pl] | 54 |
|
| 3 | [is] not concerned [prep] [art] | 24 |
|
| 4 | not concerned [prep] [art] [noun pl] | 12 |
|
