Perhaps you should try some spelling variations:
cham thu » cam thu, nham thu, pham thu
hanh tai » thanh tai, hang tai, han tai
hanh dai » hanh dao, vanh dai, thanh dat
dang xay » dang van, van xay
te sach » toc sach
thu van » thuc van, thuy van, tu van
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
lang xa » lang ha, lang van
cua tuc » cua duc, cua tu, cua thuoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y ((lang xa) or (dang xay)) hoi. hieu ve cham thu van ((hanh dai) OR (hanh tai)) cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y ((lang xa) OR (dang xay)) hoi. hieu ve cham thu van ((hanh dai) OR (hanh tai)) cua tuc.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y ((lang xa) or (dang xay)) hoi. hieu ve cham thu van ((hanh dai) OR (hanh tai)) cua tuc".
• Adding a wildcard symbol may retrieve word variants: te sach y ((lang xa) or (dang xay)) hoi. hieu ve cham thu van ((hanh dai) OR (hanh tai)) cua tuc*.