Perhaps you should try some spelling variations:
phan kien » van kien
kien cua » khien cua, dien cua, tien cua
hieu van » hieu va, thien van, lieu va
thu sac » thu sach, thu san, thu dac
va phan » van phan, va phat, va phap
cao suc » cao duc
tang xa » trang xa, tang ma, lang xa
ky tang » ky nang, ky dang, kho tang
thu xac » thau xay
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu sac) or (thu xac)) ky tang xa hoi. hieu van ((cao suc) or (cao su)) va phan kien cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sac) OR (thu xac)) ky tang xa hoi. hieu van ((cao suc) OR (cao su)) va phan kien cua te.
• Adding a wildcard symbol may retrieve word variants: ((thu sac) or (thu xac)) ky tang xa hoi. hieu van ((cao suc) or (cao su)) va phan kien cua te*.