Perhaps you should try some spelling variations:
archaeological effects » archaeological objects, rheological effects, archaeological ethics
archaeological thefts » archaeological theory, archaeological ethics, archaeological traces
archaeological gifts » archaeological guides, archaeological finds, archaeological glass
archaeological texts » archaeological contexts, archaeological textiles, archaeological textual

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: ((((archaeological effects) OR (archaeological gifts))) OR (((archaeological texts) OR (archaeological thefts)))) / egypt.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((archaeological effects) or (archaeological gifts))) or (((archaeological texts) OR (archaeological thefts)))) / egypt".
• Adding a wildcard symbol may retrieve word variants: ((((archaeological effects) or (archaeological gifts))) or (((archaeological texts) OR (archaeological thefts)))) / egypt*.