Perhaps you should try some spelling variations:
trinh luyen » trinh tuyen, trinh nguyen, trinh luan
nguyen ky » nguyen ly, nguyen k, nguyen sy
nguyen my » nguyen ly, nguyen duy, nguyen huy
kip trinh » kha trinh, p trinh
luyen de » chuyen de, luyen ky
nang mem » nang ma
de nang » den nang, da nang, ke nang
tuoi 7 » tuoi 1
bao bi » bao ai, sao bi

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( bao bi lap trinh ((nguyen ky) OR (nguyen my)) nang mem. Đo tuoi 7-15 ) or ( bot bi kip trinh luyen de nang mem. Đo tuoi 7-15 ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( bao bi lap trinh ((nguyen ky) OR (nguyen my)) nang mem. Đo tuoi 7-15 ) OR ( bot bi kip trinh luyen de nang mem. Đo tuoi 7-15 )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( bao bi lap trinh ((nguyen ky) OR (nguyen my)) nang mem. Đo tuoi 7-15 ) or ( bot bi kip trinh luyen de nang mem. Đo tuoi 7-15 ))".
• Adding a wildcard symbol may retrieve word variants: (( bao bi lap trinh ((nguyen ky) OR (nguyen my)) nang mem. Đo tuoi 7-15 ) or ( bot bi kip trinh luyen de nang mem. Đo tuoi 7-15 ))*.