Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
cao hoi » cau hoi, co hoi, cao hoc
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
mai cua » lai cua, moi cua, bai cua
hai cua » thai cua, hoi cua, lai cua
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang cao hoi. hieu ve cam xuc van hanh ((mai cua) or (((hai cua) or (dai cua)))) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang cao hoi. hieu ve cam xuc van hanh ((mai cua) OR (((hai cua) OR (dai cua)))) tre.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang cao hoi. hieu ve cam xuc van hanh ((mai cua) or (((hai cua) or (dai cua)))) tre*.