| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] in [adj] [noun sg] [verb] be | 213 |
|
| 2 | research [prep] [adj] [noun sg] [verb] be | 9 |
|
| 3 | research in [adj] [noun] [verb] be | 8 |
|
| 4 | research in [adj] [noun sg] [verb] [be] | 5 |
|
