Perhaps you should try some spelling variations:
1 archaeometallurgy » 10 archaeometallurgy, _ archaeometallurgy, 2.2 archaeometallurgy
27 metallurgy » _ metallurgy
2c thesis » 2 thesis, a thesis, my thesis
sic metal » c metal
27 maldi » 17 maldi, 2 maldi, 7 maldi
sc metal » c metal, ic metal, wc metal

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: %22archaeology%27 metallurgy%27 maldi%((2c thesis) OR (_ thesis))%1 archaeometallurgy%((sc metal) OR (sic metal))%22.
• Adding a wildcard symbol may retrieve word variants: %22archaeology%27 metallurgy%27 maldi%((2c thesis) or (_ thesis))%1 archaeometallurgy%((sc metal) or (sic metal))%22*.