Perhaps you should try some spelling variations:
tranh luat » trinh luat, trinh luan, tranh cua
tranh luan » trinh luan, trinh luat, doanh luan
hoc thieu » toc thieu, hoc hien
thieu anh » thien anh, chieu xanh, thien danh
thong dan » thong van, tuong dan, thong den
toan tap » toan ban
han tap » han tai, nhan tai, nhan tao

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 anh - canh ((tranh luat) OR (tranh luan)) thong thong dan ((han tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu anh - canh ((tranh luat) OR (tranh luan)) thong thong dan ((han tap) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu anh - canh ((tranh luat) OR (tranh luan)) thong thong dan ((han tap) or (toan tap))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu anh - canh ((tranh luat) OR (tranh luan)) thong thong dan ((han tap) or (toan tap))*.