Perhaps you should try some spelling variations:
"teaching computations using complex program" » "teaching computational using complex program" (Expand search), "teaching competitions using complex program" (Expand search), "seeking computations using complex program" (Expand search), "teaching computation using complex program" (Expand search), "teaching populations using complex program" (Expand search), "teaching computations in complex program" (Expand search), "teaching computations using simplex program" (Expand search), "teaching computations using complex programmes" (Expand search), "teaching computations using complex prograded" (Expand search), "teaching computations housing complex program" (Expand search), "teaching computations using computer program" (Expand search)
"using tools python python programming" » "using tools pythons python programming" (Expand search), "using tools piton python programming" (Expand search), "using tools pitons python programming" (Expand search), "using tool python python programming" (Expand search), "using tools person python programming" (Expand search), "cutting tools python python programming" (Expand search), "testing tools python python programming" (Expand search), "mining tools 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: (("teaching computations using complex program") OR ("using tools python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"teaching computations using complex program\") OR (\"using tools python python programming\"))".
• Removing quotes may allow a broader search: (( teaching computations using complex program ) OR ( using tools python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("teaching computations using complex program") OR ("using tools python python programming"))*.