Perhaps you should try some spelling variations:
nhanh thong » nhanh chong, nhanh thang, nhan thong
thieu sach » chieu sach, thien hach, hieu cach
hoc thieu » toc thieu, hoc hien
viet dung » viet hung, viet huong
hoang van » hang va
van thanh » ban thanh, van tuan
thanh tai » thanh hai, thanh toan, doanh tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sach - nhanh thong ((viet dung) OR (viet trung)) hoang van thanh tai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu sach - nhanh thong ((viet dung) OR (viet trung)) hoang van thanh tai".
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - nhanh thong ((viet dung) OR (viet trung)) hoang van thanh tai*.