Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
hieu van » hieu va, thien van, hieu ve
su sach » so sach, vu sach
lang xa » lang ha, dang xay, lang van
hac duc » hoc duc, ha duc, thach duc
duc gia » quoc gia
vai cua » dai cua, hai cua, lai cua
sach o » sach lo, sac o, sach y
o lang » hoa lang, hoi lang
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach o lang xa hoi. ((hieu van) or (lieu va)) hac duc gia thanh vai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach o lang xa hoi. ((hieu van) OR (lieu va)) hac duc gia thanh vai cua tu.
• Adding a wildcard symbol may retrieve word variants: su sach o lang xa hoi. ((hieu van) or (lieu va)) hac duc gia thanh vai cua tu*.