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