Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
trong cuoc » trong cac
thu trong » thuc trong, thue trong, thuy trong
cuoc ganh » cuoc thanh, cuoc tranh, cuoc cach
ganh nang » anh nang, nganh nong, van nang
thu mach » thu sach, thuat mach, thu hoach
mach hoc » cach hoc, dich hoc, anh hoc
hoi cau » hoi chu, hoc cau, hoa cau
luc xa » tuc xa, buc xa, luc va
hoi ca » hoi cua, hoi cac, hoi va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu mach hoc tap, nghien thu trong cuoc ganh nang luc xa ((hoi ca) or (hoi cau)) luan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu mach hoc tap, nghien thu trong cuoc ganh nang luc xa ((hoi ca) OR (hoi cau)) luan van.
• Adding a wildcard symbol may retrieve word variants: thu mach hoc tap, nghien thu trong cuoc ganh nang luc xa ((hoi ca) or (hoi cau)) luan van*.