Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
trinh cua » trinh luat, trinh quan, trinh luan
hang cong » dang cong, hang nong, bang cong
trinh san » trinh quan, trinh toan, trinh luan
trinh han » trinh quan
he nhieu » hop nhieu, phu nhieu, he dieu
tinh cua » sinh cua, tinh chat, tranh cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: he nhieu tang - hanh ((tinh cua) OR (trinh cua)) hang cong ((trinh san) or (trinh han)) dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: he nhieu tang - hanh ((tinh cua) OR (trinh cua)) hang cong ((trinh san) OR (trinh han)) dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "he nhieu tang - hanh ((tinh cua) OR (trinh cua)) hang cong ((trinh san) or (trinh han)) dau".
• Adding a wildcard symbol may retrieve word variants: he nhieu tang - hanh ((tinh cua) OR (trinh cua)) hang cong ((trinh san) or (trinh han)) dau*.