Perhaps you should try some spelling variations:
savings using » mappings using, settings using, things using
using control » losing control, dosing control, pumping control
control bi » control b, control 5, control 4
yang fang » yang fan, yang guang, yang liang
yang yang » wang yang, wang yan
di cristo » di crisi, di costo
ii cost » ii cos, ii cross, di costo

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yang fang) OR (yang yang)) ((ii cost) or (di cristo)) savings using control bi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yang fang) OR (yang yang)) ((ii cost) OR (di cristo)) savings using control bi ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yang fang) OR (yang yang)) ((ii cost) or (di cristo)) savings using control bi ;".
• Adding a wildcard symbol may retrieve word variants: wang ((yang fang) OR (yang yang)) ((ii cost) or (di cristo)) savings using control bi ;*.