Perhaps you should try some spelling variations:
trinh mach » tinh mach, trinh minh, trinh may
trinh lich » trinh kinh
hoc thieu » toc thieu, hoc hien
thieu anh » thien anh, chieu xanh, thien danh
dao cong » dao cuong, cao cong, dao dong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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 anh - hanh ((trinh mach) OR (trinh lich)) dao cong dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu anh - hanh ((trinh mach) OR (trinh lich)) dao cong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu anh - hanh ((trinh mach) OR (trinh lich)) dao cong dan toan cao*.