Perhaps you should try some spelling variations:
2.2 archaeometallurgy » _ archaeometallurgy, 10 archaeometallurgy, social archaeometallurgy
1 archaeometallurgy » 10 archaeometallurgy, _ archaeometallurgy, archaeometallurgy _
c metallurgy » _ metallurgy, 4 metallurgy, v metallurgy
c metal » sic metal, c methyl
2 mali » 2 maldi, 2 maii
2 male » 2 make

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%c metallurgy%((2 mali) OR (2 male))%_ thesis%((2.2 archaeometallurgy) OR (1 archaeometallurgy))%c metal%22.
• Adding a wildcard symbol may retrieve word variants: %22archaeology%c metallurgy%((2 mali) or (2 male))%_ thesis%((2.2 archaeometallurgy) or (1 archaeometallurgy))%c metal%22*.