Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh thang
thieu tinh » trieu tinh, chieu tinh, thien tinh
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
thong cap » thong cac, trung cap, thong cua
cap thong » cac thong, cap tong, chap thuong
nang phan » nang thanh, dung phan, hang phat
nang quan » ban quan, nang suat
nang phat » nang suat, van phat

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 tinh - thanh thong cap thong cong ((((nang phan) or (nang quan))) or (nang phat)) lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh thong cap thong cong ((((nang phan) OR (nang quan))) OR (nang phat)) lap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh thong cap thong cong ((((nang phan) or (nang quan))) or (nang phat)) lap*.