Perhaps you should try some spelling variations:
"developing computation using complex program" » "developing computational using complex program" (Expand search), "developing population using complex program" (Expand search), "developing communication using complex program" (Expand search), "developing computations using complex program" (Expand search), "developing computation in complex program" (Expand search), "developing composition using complex program" (Expand search), "developing computation using simplex program" (Expand search), "developing computation using complex programmes" (Expand search), "developing computation using complex prograded" (Expand search), "developing computation housing complex program" (Expand search), "developing computation using computer program" (Expand search)
"using model from python programming" » "ising model from python programming" (Expand search), "using modis from python programming" (Expand search), "using mobile from python programming" (Expand search), "using model from pathogen programming" (Expand search), "using model from anthony programming" (Expand search), "using models from python programming" (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"developing computation using complex program\") OR (\"using model from python programming\"))~".
• Removing quotes may allow a broader search: (( developing computation using complex program ) OR ( using model from python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("developing computation using complex program") OR ("using model from python programming"))*.