| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] is [det] [adj] research | 7 |
|
| 2 | [ex0] is [det] [adj] research | 5 |
|
| 3 | there is [det] [adj] research | 5 |
|
| 4 | there is [det] [adj] research | 5 |
|
| 5 | is [adv] [det] [adj] research | 5 |
|
