Perhaps you should try some spelling variations:
sanh thi » anh thi, oanh thi, nhanh thi
thi hang » thi hanh, thi nang, thi hong
thuc dan » thuc hanh, hoc dan, thuc vat
dan hanh » dang hanh, dan khanh, dan thanh
hanh dao » lanh dao, thanh dat, thanh dam
ve triet » va trien, su triet
so sanh » do sanh
hang xa » hoang xa, hang va, hang ca
ve cham » va cham, ve chat, vu cham
ve cam » ve cac, va cam, ve cai
dao ve » bao ve, dap ve, dau ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh thi hang xa hoi. hieu ((ve cam) or (ve cham)) thuc dan hanh dao ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh thi hang xa hoi. hieu ((ve cam) OR (ve cham)) thuc dan hanh dao ve triet.
• Adding a wildcard symbol may retrieve word variants: so sanh thi hang xa hoi. hieu ((ve cam) or (ve cham)) thuc dan hanh dao ve triet*.