| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] at [adj -er] | 15 |
|
| 2 | [is] [vb pp] at [adj -er] | 14 |
|
| 3 | [is] aimed at [adj -er] | 5 |
|
| 4 | [is] aim at [adj -er] | 5 |
|
