Perhaps you should try some spelling variations:
light sampling » light damping, first sampling, ghg sampling
twinn ian » wing ian
ian yang » dan yang, tan yang, wang yang
ai light » a light, rail light, gas light
dann bin » dong bin
yang ai » yang di, yang xi, yang yi
using » usigng, usindg, usking
usindg » usigndg, usinddg, uskindg
sin » sign, sind, skin

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

• Performing a fuzzy search may retrieve terms with similar spellings: twinn ian yang ai light sampling (using OR usindg) ((((dann bin) or (dong di))) or (dong sin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: twinn ian yang ai light sampling (using OR usindg) ((((dann bin) OR (dong di))) OR (dong sin)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "twinn ian yang ai light sampling (using OR usindg) ((((dann bin) or (dong di))) or (dong sin)) ;*".