Perhaps you should try some spelling variations:
"advanced optimization python computer program" » "variance optimization python computer program" (Expand search), "and optimization python computer program" (Expand search), "advanced oxidation python computer program" (Expand search), "advanced optimization method computer program" (Expand search), "advanced optimization option computer program" (Expand search), "advanced optimization methods computer program" (Expand search)
"base compositional data loading program" » "base composition data loading program" (Expand search), "fase composicional data loading program" (Expand search), "and compositional data loading program" (Expand search), "base compositional data reading program" (Expand search), "base compositional data breading program" (Expand search), "base compositional data reading programs" (Expand search), "base compositional data coding program" (Expand search), "base compositional data logging program" (Expand search), "base compositional data offloading program" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("base compositional data loading program") OR ("advanced optimization python computer program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"base compositional data loading program\") OR (\"advanced optimization python computer program\"))".
• Removing quotes may allow a broader search: (( base compositional data loading program ) OR ( advanced optimization python computer program )).
• Adding a wildcard symbol may retrieve word variants: (("base compositional data loading program") OR ("advanced optimization python computer program"))*.