Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
cong lang » cong vang, cong luong, cong quang
lang toan » dang toan, lang thang, lang thanh
khi sang » khai sang, phi san, nha sang
ve trong » ke trong, te trong, ve tuong
le trong » le trung, ly trong, le tang
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi khi sang - hanh trinh ((ve trong) or (le trong)) cong lang toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi khi sang - hanh trinh ((ve trong) OR (le trong)) cong lang toan ban.
• Adding a wildcard symbol may retrieve word variants: doi khi sang - hanh trinh ((ve trong) or (le trong)) cong lang toan ban*.