Perhaps you should try some spelling variations:
interaction series » interactions series, interaction studies, interaction terms
international rice » international price, international prices, international center
den international » den internationalen, when international, can international
une interaction » une integration, face interaction, time interaction
supply une » supply under, supply u.s, supply ann
supply den » supply ann, supply demand, supply design

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( supply une interaction series. ) or ( supply den international rice. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply une interaction series. ) OR ( supply den international rice. )).
• Adding a wildcard symbol may retrieve word variants: (( supply une interaction series. ) or ( supply den international rice. ))*.