Perhaps you should try some spelling variations:
thu sai » thu hai, thu tai, thu san
hieu ve » hieu va, hieu van
thi van » thi lan, thi hanh, thi nang
dao duc » giao duc, tao duoc
va hanh » van hanh, va thanh, va danh
sai ky » sac ky
di cua » doi cua, de cua, do cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sai ky nang x hoi. ((hieu ve) OR (thi van)) dao duc va hanh ((di cua) OR (dai cua)) tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sai ky nang x hoi. ((hieu ve) OR (thi van)) dao duc va hanh ((di cua) OR (dai cua)) tu".
• Adding a wildcard symbol may retrieve word variants: thu sai ky nang x hoi. ((hieu ve) OR (thi van)) dao duc va hanh ((di cua) OR (dai cua)) tu*.