Perhaps you should try some spelling variations:
thanh vi » hanh vi, thanh va, thanh ve
hieu su » hieu sau, tieu su, hieu so
su chao » su cao, sau chan
ky sang » ky nang, ky tang, duy sang
ky dang » ky nang, ky danh
vi cua » vai cua, di cua
tu sac » tu sach, tu cac, tu san
ma hoi » mai hoi, xa hoi, ma hoa
cua tu » cua tuc, cua su, cua cu
xu va » xu van, su va, vu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ((ky sang) OR (ky dang)) ma hoi. hieu su chao ((xu va) or (tu va)) thanh vi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ((ky sang) OR (ky dang)) ma hoi. hieu su chao ((xu va) OR (tu va)) thanh vi cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ((ky sang) OR (ky dang)) ma hoi. hieu su chao ((xu va) or (tu va)) thanh vi cua tu".
• Adding a wildcard symbol may retrieve word variants: tu sac ((ky sang) OR (ky dang)) ma hoi. hieu su chao ((xu va) or (tu va)) thanh vi cua tu*.