Perhaps you should try some spelling variations:
hoc khanh » hoc nhanh, hoc thanh, hoc hanh
mach hoc » cach hoc, dich hoc, anh hoc
nhiem ky » hiem y, hieu ky, nhiem va
phong ho » phong cho, phong tho, phung ho
phan van » thanh van, luan van, tran van
tu mach » tu cach, tu manh, tu hach
mot hoc » mon hoc, mo hoc, mot goc
ky mot » ky moi, ly mot
hoi ca » hoi cua, hoi cac, hoi cau
ho xa » hoa xa, hoc xa, cho xa

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 hoc tap, nhiem ky mot hoc khanh phong ho xa hoi ca ((phan van) OR (pham van))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu mach hoc tap, nhiem ky mot hoc khanh phong ho xa hoi ca ((phan van) OR (pham van))".
• Adding a wildcard symbol may retrieve word variants: tu mach hoc tap, nhiem ky mot hoc khanh phong ho xa hoi ca ((phan van) OR (pham van))*.