Perhaps you should try some spelling variations:
"using computational in computer program" » "and computational in computer program" (Expand search), "using computational and computer program" (Expand search), "using computational _ computer program" (Expand search), "using computational 3d computer program" (Expand search)
"using cestodes from python programming" » "using customer from python programming" (Expand search), "using nematodes from python programming" (Expand search), "using peptides from python programming" (Expand search), "using codes from python programming" (Expand search), "using cestodes from pathogen programming" (Expand search), "using cestodes from anthony programming" (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: (("using computational in computer program") OR ("using cestodes from python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computational in computer program\") OR (\"using cestodes from python programming\"))".
• Removing quotes may allow a broader search: (( using computational in computer program ) OR ( using cestodes from python programming )).
• Adding a wildcard symbol may retrieve word variants: (("using computational in computer program") OR ("using cestodes from python programming"))*.