Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
khang cu » khung cua, thang cua, chung cu
khan cua » nhan cua, han cua, khien cua
than cua » nhan cua, thai cua, ban cua
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cao » toan cao, thai cao, than cap

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 tinh - hanh ((khang cu) or (((khan cua) or (than cua)))) dung cong tac than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh ((khang cu) OR (((khan cua) OR (than cua)))) dung cong tac than cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh ((khang cu) or (((khan cua) or (than cua)))) dung cong tac than cao*.