Perhaps you should try some spelling variations:
linear case » linear code, linear state, linear least
wang liang » wang yang
dong skin » dong sin, dong bin, dof skin
a linear » _ linear
brain a » brain _, train a, brains _
case 3 » case 1, case 2
yet a » et a, yet _, set a
get a » get _

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) or (dong skin)) ((yet a) OR (get a)) brain a linear case 3 ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang liang) OR (dong skin)) ((yet a) OR (get a)) brain a linear case 3 ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang liang) or (dong skin)) ((yet a) OR (get a)) brain a linear case 3 ;*".