Perhaps you should try some spelling variations:
during laser » using laser, during labor, during last
sun china's » sen china's, dan china's, eu china's
can china's » china china's
during jae » during a, during image, during leave
dong ping » dong sin, dong bin, dong jung
song sein » song shin, song jin, song min

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong ping ((sun china's) or (can china's)) spreads ((during jae) OR (during laser)) song sein ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong ping ((sun china's) OR (can china's)) spreads ((during jae) OR (during laser)) song sein ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong ping ((sun china's) or (can china's)) spreads ((during jae) OR (during laser)) song sein ;".
• Adding a wildcard symbol may retrieve word variants: dong ping ((sun china's) or (can china's)) spreads ((during jae) OR (during laser)) song sein ;*.