Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
thieu sang » chieu sang, thieu khang, thieu quang
hanh trinh » hanh chinh
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
tuong van » truong van, trong van, duong van
thanh tap » thanh lap, thanh tai, thanh tam
thanh tay » thanh tai, thanh toan, thanh thuy

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sang - ((hanh trinh) or (canh tranh)) cua nhung tuong van ((thanh tap) OR (thanh tay))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - ((hanh trinh) OR (canh tranh)) cua nhung tuong van ((thanh tap) OR (thanh tay)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu sang - ((hanh trinh) or (canh tranh)) cua nhung tuong van ((thanh tap) OR (thanh tay))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - ((hanh trinh) or (canh tranh)) cua nhung tuong van ((thanh tap) OR (thanh tay))*.