Perhaps you should try some spelling variations:
cong quang » luong quang, thong quang, duong quang
hanh trinh » canh tranh, hanh chinh
luat bang » luat ban, luat bong, luat quang
bang cong » dang cong, bang song, hang cong
thanh tap » thanh tai, thanh tay, thanh tam
thanh lap » thanh san, phan lap, thanh hai
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: ((toc thieu) or (doi chi)) xanh - hanh trinh luat bang cong quang ((thanh tap) OR (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc thieu) OR (doi chi)) xanh - hanh trinh luat bang cong quang ((thanh tap) OR (thanh lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc thieu) or (doi chi)) xanh - hanh trinh luat bang cong quang ((thanh tap) OR (thanh lap))".
• Adding a wildcard symbol may retrieve word variants: ((toc thieu) or (doi chi)) xanh - hanh trinh luat bang cong quang ((thanh tap) OR (thanh lap))*.