| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] the first importance | 12 |
|
| 2 | be [prep] [art] first importance | 12 |
|
| 3 | be of [art] first importance | 12 |
|
| 4 | be [prep] the first importance | 12 |
|
| 5 | is [prep] [art] first importance | 7 |
|
