Perhaps you should try some spelling variations:
cham xuc » chat xuc, cham soc, pham duc
ve triet » va trien, su triet
tu sach » thu sach, su sach, te sach
lang xa » lang ha, dang xay, lang van
hieu ve » hieu van
hieu va » lieu va, hieu qua
y lang » o lang, _ lang, tay lang
va dau » va dao
dau de » dau ve, dai de, sau de

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y lang xa hoi. ((hieu ve) or (hieu va)) ((cham xuc) or (cam xuc)) va dau de ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y lang xa hoi. ((hieu ve) OR (hieu va)) ((cham xuc) OR (cam xuc)) va dau de ve triet.
• Adding a wildcard symbol may retrieve word variants: tu sach y lang xa hoi. ((hieu ve) or (hieu va)) ((cham xuc) or (cam xuc)) va dau de ve triet*.