| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [noun sg] is [verb] | 14609 |
|
| 2 | research [noun sg] be [verb] | 148 |
|
| 3 | research [noun sg] [be] [verb] | 148 |
|
| 4 | research [noun] is [verb] | 97 |
|
| 5 | research [noun sg] [is] [verb] | 83 |
|
