Perhaps you should try some spelling variations:
kham xung » khac xuong, khac tung, khai ung
hanh tai » thanh tai, hang tai, han tai
van hanh » van thanh, ban hanh, van anh
sang tai » hang tai, sang tao, tang tai
kham xuc » kham cuoc, cam xuc, chat xuc
tai cua » thai cua, tai cuc, tri cua
tai hoi » tai khoi, dai hoi, tai hai
hieu ve » hieu va, hieu van
bai ky » ban ky, sai ky, dai ky
bac ky » cac ky, ban ky, sac ky
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: tu ((bai ky) OR (bac ky)) sang tai hoi. hieu ve ((kham xuc) or (kham xung)) van hanh tai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((bai ky) OR (bac ky)) sang tai hoi. hieu ve ((kham xuc) OR (kham xung)) van hanh tai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((bai ky) OR (bac ky)) sang tai hoi. hieu ve ((kham xuc) or (kham xung)) van hanh tai cua te".
• Adding a wildcard symbol may retrieve word variants: tu ((bai ky) OR (bac ky)) sang tai hoi. hieu ve ((kham xuc) or (kham xung)) van hanh tai cua te*.