Perhaps you should try some spelling variations:
2c archaeometallurgy » 2.2 archaeometallurgy, _ archaeometallurgy, 1 archaeometallurgy
sc metal » sic metal, ic metal, wc metal
c metal » sic metal, c methyl
2 male » 2 make
2 maii » 26 maii, 20 maii, 25 maii

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%_ metallurgy%((2 male) OR (2 maii))%_ thesis%2c archaeometallurgy%((c metal) OR (sc metal))%22.
• Adding a wildcard symbol may retrieve word variants: %22archaeology%_ metallurgy%((2 male) or (2 maii))%_ thesis%2c archaeometallurgy%((c metal) or (sc metal))%22*.