Perhaps you should try some spelling variations:
hang tai » hang va, dung tai
tai cua » thai cua, tai cuc, tri cua
va hang » van hang, va nang, va lang
lanh lo » lanh co, lanh dao, lanh tho
nang o » nang co, nang ho, nang ro
le cau » ke cau, le mau, le cap
va cau » van cau, va cac, va dau
lan lo » lan o
cua te » cua tu
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat ((lanh lo) OR (lan lo)) nang o hoi. hieu ((le cau) or (va cau)) duc va hang tai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat ((lanh lo) OR (lan lo)) nang o hoi. hieu ((le cau) OR (va cau)) duc va hang tai cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat ((lanh lo) OR (lan lo)) nang o hoi. hieu ((le cau) or (va cau)) duc va hang tai cua te*".