Perhaps you should try some spelling variations:
information propagation » information presentation, information organization
propagation how » propagation flow, propagation han, propagation law
how decisions » _ decisions, buy decisions, a decisions
david chieng » david ching, david chang, david heng
david openg » david owens, david heng
david hung » david hong, david heng, david hume

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

• Performing a fuzzy search may retrieve terms with similar spellings: information propagation how decisions ((((david openg) OR (david hung))) OR (david chieng))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "information propagation how decisions ((((david openg) OR (david hung))) OR (david chieng))".
• Adding a wildcard symbol may retrieve word variants: information propagation how decisions ((((david openg) OR (david hung))) OR (david chieng))*.