Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
lang mai » lang dai, lang hai, lang man
hang tai » hang va, dung tai
sang tai » sang tao, tang tai, sang than
cac xuc » cam xuc, cac nuoc, chat xuc
cuu tre » cua tre, cau treo
va hang » van hang, va nang, va lang
thu sai » thu hai, thu tai, thu san
hieu ve » hieu va, hieu van
sai ky » sac ky
xuc va » duc va, tuc va, luc va
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sai ky ((lang mai) or (sang tai)) hoi. hieu ve cac xuc va hang tai ((cuu tre) OR (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sai ky ((lang mai) OR (sang tai)) hoi. hieu ve cac xuc va hang tai ((cuu tre) OR (cau tren))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sai ky ((lang mai) or (sang tai)) hoi. hieu ve cac xuc va hang tai ((cuu tre) OR (cau tren))*".