Perhaps you should try some spelling variations:
khong trong » khoang trong, thong trong, phong trong
hanh trinh » canh tranh, hanh chinh
chi xanh » chi anh, chi danh, chi hanh
trinh va » trinh van, trinh vat, trinh ve
va khong » va thong, va phong, va thuong
cac toan » cac khoan, hach toan, cac thanh
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - hanh trinh va khong trong cac toan cau~.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - hanh trinh va khong trong cac toan cau*.