| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | up [verb] [noun] | 748 |
|
| 2 | [adv] investigate [noun] | 63 |
|
| 3 | [adv prt] investigate [noun] | 13 |
|
| 4 | up investigate [noun] | 7 |
|
