Perhaps you should try some spelling variations:
thang long » thanh cong
tuong dai » truong dai, tuong lai, tuong dan
duong dai » duong dao, duong tai, truong dai
dan khang » van khang, dan khanh, dao khang
chi tach » chiu trach, chiet tach, chi thanh
long dan » long doan, cong dan, nong dan
doi chi » doi khi
chien » hien, thien

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 tach - thanh ((tuong dai) or (duong dai)) thang long dan khang chien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi tach - thanh ((tuong dai) OR (duong dai)) thang long dan khang chien.
• Adding a wildcard symbol may retrieve word variants: doi chi tach - thanh ((tuong dai) or (duong dai)) thang long dan khang chien*.