| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [unc] [noun] | 652 |
|
| 2 | [prep] a [unc] [noun sg] | 575 |
|
| 3 | [prep] a [unc] agarose | 20 |
|
| 4 | [prep] [art] [unc] agarose | 20 |
|
| 5 | [prep] a [unc] agarose | 20 |
|
| 6 | [prep] [art] [unc] agarose | 20 |
|
