Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
truong va » truong cao, truong dao, luong va
cong vang » cong lang, cong quang, cong ngang
vang tuan » van tuan, vong tuan, quang tuan
chi hanh » chi nhanh, chi thanh, thi hanh
tuan tap » toan tap, tuan tai, tuyen 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 hanh - hanh ((truong va) OR (truong dai)) nhung cong vang tuan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi hanh - hanh ((truong va) OR (truong dai)) nhung cong vang tuan tap".
• Adding a wildcard symbol may retrieve word variants: doi chi hanh - hanh ((truong va) OR (truong dai)) nhung cong vang tuan tap*.