Perhaps you should try some spelling variations:
su triet » su viet, su tien
sach thi » sach thu, sach tai, sach thieu
ve triet » va trien
hanh lam » thanh lap, hanh kem, hanh va
van hanh » van thanh, ban hanh, van anh
vien cac » vien bach, vien dai, vien da
thi hanh » thi thanh
tuc van » thuc van, truc van, tuc va
hanh xa » hanh va, hanh ma, hanh xu
su sach » so sach, vu sach
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach thi hanh xa hoi. hieu ((ve cam) or (vien cac)) tuc van hanh lam ((ve triet) OR (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach thi hanh xa hoi. hieu ((ve cam) OR (vien cac)) tuc van hanh lam ((ve triet) OR (su triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach thi hanh xa hoi. hieu ((ve cam) or (vien cac)) tuc van hanh lam ((ve triet) OR (su triet))".
• Adding a wildcard symbol may retrieve word variants: su sach thi hanh xa hoi. hieu ((ve cam) or (vien cac)) tuc van hanh lam ((ve triet) OR (su triet))*.