Perhaps you should try some spelling variations:
land mine » land mines, land eine, land wine
test land » west land, attest land, cost land
mine cong » minh cong
dong cao » dong xiao, dan cao, dong nan
dong bin » dong sin, dann bin
hua test » a test
cong ghi » hong ghi, cong shu
dong di » dong sin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong cao) OR (((dong bin) OR (dong di)))) ya hua test land mine cong ghi ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong cao) OR (((dong bin) OR (dong di)))) ya hua test land mine cong ghi ;".
• Adding a wildcard symbol may retrieve word variants: ((dong cao) OR (((dong bin) OR (dong di)))) ya hua test land mine cong ghi ;*.