Perhaps you should try some spelling variations:
savings dosing » savings using, savings deposits
control bi » control b, control 5, control 3
wang yang » wang yan, wang liang, wang yanling
yang fang » yang yang, yang fan, yang guang
control 4 » control 5
di costo » del costo, di cristo, da costa
ii cost » ii cos, ii cross

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 ((ii cost) or (di costo)) savings dosing ((control bi) OR (control 4)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang fang ((ii cost) OR (di costo)) savings dosing ((control bi) OR (control 4)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang fang ((ii cost) or (di costo)) savings dosing ((control bi) OR (control 4)) ;".
• Adding a wildcard symbol may retrieve word variants: wang yang fang ((ii cost) or (di costo)) savings dosing ((control bi) OR (control 4)) ;*.