Perhaps you should try some spelling variations:
dien truyen » bien truyen, di truyen, dien thuyet
ran truyen » han truyen, rai truyen, san truyen
truyen ki » truyen ke, truyen ky, truyen co
nang mem » nang ma
ki nang » ky nang
tang ma » mang may, tang van
ki tang » ky tang, kho tang, gia tang
bi dien » mai dien
kip ran » kip ren
bo bai » bo tai, bo cai, co bai
tuoi 7 » tuoi 1
bi bi » bi di
bo ba » ho ba, bo va, do ba
bo bi » bao bi, so bi, bo di
bot » both

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( bot bi bi dien truyen ki nang mem. Đo tuoi 7-15 ) or ( ((((bo bi) OR (bo ba))) or (bo bai)) kip ran truyen ki tang ma. Đo tuoi 7-15 ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( bot bi bi dien truyen ki nang mem. Đo tuoi 7-15 ) OR ( ((((bo bi) OR (bo ba))) OR (bo bai)) kip ran truyen ki tang ma. Đo tuoi 7-15 ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( bot bi bi dien truyen ki nang mem. Đo tuoi 7-15 ) or ( ((((bo bi) OR (bo ba))) or (bo bai)) kip ran truyen ki tang ma. Đo tuoi 7-15 ))*".