Perhaps you should try some spelling variations:
lang mai » lang hai, lang man, hoang mai
sang mai » sang ma, sang tai, hoang mai
lang dai » lang hai, lang chai, hoang dai
hieu cao » chieu cao, hieu cac, hieu ca
chat xuc » chat huu, cam xuc, chao xu
ban hanh » ban hang
xuc ban » duc ban, cuc ban, quoc ban
tu van » tu va
vi cua » vai cua, di cua
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu van ky ((((lang mai) OR (sang mai))) or (lang dai)) hoi. hieu cao chat xuc ban hanh vi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu van ky ((((lang mai) OR (sang mai))) OR (lang dai)) hoi. hieu cao chat xuc ban hanh vi cua tu*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu van ky ((((lang mai) OR (sang mai))) or (lang dai)) hoi. hieu cao chat xuc ban hanh vi cua tu*".