Perhaps you should try some spelling variations:
iran studies » urban studies, iranian studies, german studies
can studies » css studies, cue studies, urban studies
iii genome » iii become, iii gene, its genome
zwing iii » zwang iii
young cho » young choi, young hr
wan yan » wang yan, nan yan, wang yang
wai yan » wang yan, wei yang

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: ((wan yan) OR (wai yan)) zwing iii genome ((can studies) OR (iran studies)) young cho ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wan yan) or (wai yan)) zwing iii genome ((can studies) OR (iran studies)) young cho ;~".
• Adding a wildcard symbol may retrieve word variants: ((wan yan) or (wai yan)) zwing iii genome ((can studies) OR (iran studies)) young cho ;*.