Perhaps you should try some spelling variations:
thi hanh » thi thanh
ve triet » va trien, su triet
hanh lam » thanh lap, hanh kem, hanh va
van hanh » van thanh, ban hanh, van anh
sach thi » sach thu, sach tai, sach thieu
tu sach » thu sach, su sach, te sach
tuc van » thuc van, truc van, tuc va
hanh xa » hanh va, hanh ma, hanh xu
va cam » va cham, va cac, va cao
ve cam » ve cham, ve cac, ve cai
thiet » thieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach thi hanh xa hoi. hieu ((ve cam) or (va cam)) tuc van hanh lam ((ve triet) or (va thiet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach thi hanh xa hoi. hieu ((ve cam) OR (va cam)) tuc van hanh lam ((ve triet) OR (va thiet)).
• Adding a wildcard symbol may retrieve word variants: tu sach thi hanh xa hoi. hieu ((ve cam) or (va cam)) tuc van hanh lam ((ve triet) or (va thiet))*.