Perhaps you should try some spelling variations:
thien tinh » khien tinh, thien minh, tien tinh
thanh tung » thanh cong
hoc thien » hoc hien, hoc thieu, hoc thiet
cap trong » cay trong, ca trong, cad trong
tung cap » trung cap, cung cap, thong cap
cong ban » cong bang, cong san, cong tan
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thien tinh - thanh tung cap trong cong ban ((phan lap) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien tinh - thanh tung cap trong cong ban ((phan lap) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: hoc thien tinh - thanh tung cap trong cong ban ((phan lap) or (phan tu))*.