Perhaps you should try some spelling variations:
luyen xuan » nguyen xuan, luyen nhan, xuyen quan
tren luyen » ren luyen, trinh luyen, tien quyen
xuan nang » luan nang, xuan hoang, van nang
bai kinh » bac kinh, ai kinh, mai kinh
nang mem » nang ma
ke nang » ki nang, ke mang, kha nang
bai kip » bi kip
tuoi 7 » tuoi 1

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

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