Perhaps you should try some spelling variations:
luong cong » dung cong, trong cong, cong cong
mach vien » mach dien, bach viet, cach bien
hoa huyen » hoi huyen, hoa truyen, hong huyen
thuc hang » thuc hanh, thu hang, phuc hang
hang khoa » dung khoa
luan cong » luat cong, luan chung, luan luong
vien hoa » vien khoa, dien hoa, tien hoa
tu mach » tu cach, tu manh, tu hach

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu mach vien hoa huyen đe ky thuat: kien thuc hang khoa ((luan cong) OR (luong cong)) lap trinh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu mach vien hoa huyen đe ky thuat: kien thuc hang khoa ((luan cong) OR (luong cong)) lap trinh".
• Adding a wildcard symbol may retrieve word variants: tu mach vien hoa huyen đe ky thuat: kien thuc hang khoa ((luan cong) OR (luong cong)) lap trinh*.