| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] levels of [noun pl] [prep] the | 8 |
|
| 2 | [adj] levels of [noun pl] [prep] the | 5 |
|
| 3 | levels of [adj] [noun pl] [prep] the | 5 |
|
| 4 | levels of [noun pl] [prep] the [noun] | 13 |
|
| 5 | levels of [noun pl] [prep] the [noun sg] | 11 |
|
