| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun sg] should be [prep] | 32 |
|
| 2 | of [noun sg] should be [prep] | 20 |
|
| 3 | of [noun sg] should be [prep] | 20 |
|
| 4 | [prep] [noun sg] should be in | 8 |
|
