- Carry out investigations
- Carry out investigations into
- Fact finding, fieldwork
- Fact-finding mission might scare her
- Investigate
- Investigate systematically
- Investigation of a subject
- Archaeological site
- Break up the earth with a spade
- Burrow
- Cutting remark
- Delve into ground at first
- Excavate
- Get the picture of archeological site
- Check-up
- Enquire into
- Look into
- Make a enquiries
- make enquiries
- Make enquiries, wearing sleeveless top, at one airport exit
- Make official enquiries
- Dig
- Dig Dee who’s about fifty-five
- Dig into
- Look (into)
- Look closely
- Look deeply into Handel Verdi collaborations
- Probe
- Delved deeply
- Examined
- In favour of bunk being investigated
- of Probe