Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
nganh chau » doanh chau, nganh che, nganh dau
tieu tinh » trieu tinh, tieu trinh, lieu tinh
canh chau » canh cha, chinh chau, doanh chau
vat hang » van hang, va hang, mat hang
dat hang » dat khanh, dat quang, tat thang
dong cac » duong cac, dong bac, dung cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu tinh - hanh trinh ((vat hang) or (dat hang)) dong cac ((nganh chau) OR (canh chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu tinh - hanh trinh ((vat hang) OR (dat hang)) dong cac ((nganh chau) OR (canh chau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu tinh - hanh trinh ((vat hang) or (dat hang)) dong cac ((nganh chau) OR (canh chau))".
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - hanh trinh ((vat hang) or (dat hang)) dong cac ((nganh chau) OR (canh chau))*.