Perhaps you should try some spelling variations:
"path computation using unstructured program" » "path computation using structured program" (Expand search), "path computation using structured programs" (Expand search), "path computation using unstruct program" (Expand search), "path computation in unstructured program" (Expand search), "path computation using structural program" (Expand search), "path computations using unstructured program" (Expand search), "path composition using unstructured program" (Expand search), "the computation using unstructured program" (Expand search), "and computation using unstructured program" (Expand search), "fast computation using unstructured program" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking python python 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: (("path computation using unstructured program") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"path computation using unstructured program\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( path computation using unstructured program ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("path computation using unstructured program") OR ("using coding python python programming"))*.