Perhaps you should try some spelling variations:
male head » male headed, female head, male heir
wang yang » wang liang, wang yanling
irene yan » irene a, ren yan
minh hong » minh cong, min hong, linh hoang
male out » male youth, scale out, value out
yan minh » tuan minh, sang minh, yang mind
hong yu » wong yue

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yang) OR (wang yan)) ((male out) OR (male head)) irene yan minh hong yu ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yang) OR (wang yan)) ((male out) OR (male head)) irene yan minh hong yu ;*.