Perhaps you should try some spelling variations:
liang liying » jiang liping, liang lilin, liang ying
backed goods » baked goods, backed bonds, packaged goods
der backed » der backer, der banken, de backer
wang yang » wang yan, wang liang, wang yanling
goods law » goods a, bonds law
ein test » ein teil
test der » test bed

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((liang liying) or (wang yang)) ein test der backed goods law ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((liang liying) OR (wang yang)) ein test der backed goods law ;*.