Perhaps you should try some spelling variations:
"nursing models from python programming" » "nursing mothers from python programming" (Expand search), "ising models from python programming" (Expand search), "nursing models from pathogen programming" (Expand search), "nursing models from anthony programming" (Expand search)
"advanced composites using computer program" » "advances composites using computer 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: (("advanced composites using computer program") OR ("nursing models from python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced composites using computer program\") OR (\"nursing models from python programming\"))".
• Removing quotes may allow a broader search: (( advanced composites using computer program ) OR ( nursing models from python programming )).
• Adding a wildcard symbol may retrieve word variants: (("advanced composites using computer program") OR ("nursing models from python programming"))*.