Perhaps you should try some spelling variations:
thuat lanh » thuat lap, thuat san
cham duc » pham duc, cham soc, pham duy
hang doi » hang loi, huong doi, hang tai
lanh ky » hanh ky, nganh ky, thanh ky
va cham » va chat, va tham
hanh de » hanh ve, hanh kem
hang di » hang vi, hang dien, hang dich
su viet » so viet
nang o » nang co, nang ho, nang ro
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 ky nang o hoi. lieu va cham duc va ((hanh de) or (((hang di) OR (hang doi)))) su viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat lanh ky nang o hoi. lieu va cham duc va ((hanh de) OR (((hang di) OR (hang doi)))) su viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat lanh ky nang o hoi. lieu va cham duc va ((hanh de) or (((hang di) OR (hang doi)))) su viet".
• Adding a wildcard symbol may retrieve word variants: thuat lanh ky nang o hoi. lieu va cham duc va ((hanh de) or (((hang di) OR (hang doi)))) su viet*.