| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [adj -er] [noun] rates | 6 |
|
| 2 | had [adj -er] [noun sg] rates | 6 |
|
| 3 | had [adj -er] rates [prep] | 6 |
|
| 4 | had [adj -er] rates of | 6 |
|
| 5 | had [adj -er] rates of | 6 |
|
| 6 | had [adj -er] rates [prep] | 6 |
|
