Perhaps you should try some spelling variations:
2c archaeometallurgy » 2.2 archaeometallurgy, _ archaeometallurgy, 1 archaeometallurgy
2c thesis » 2 thesis, _ thesis, my thesis
sc metal » sic metal, ic metal, wc metal
a thesis » _ thesis
c metal » sic metal, c methyl
25 maii » 25 mai, 25 main, 26 maii
2 mali » 2 maldi, 2 male, 2 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%((c metal) OR (sc metal))lurgy%((2 mali) OR (25 maii))%((2c thesis) OR (a thesis))%2c archaeometallurgy%((c metal) OR (sc metal))%22.
• Adding a wildcard symbol may retrieve word variants: %22archaeology%((c metal) or (sc metal))lurgy%((2 mali) or (25 maii))%((2c thesis) or (a thesis))%2c archaeometallurgy%((c metal) or (sc metal))%22*.