Perhaps you should try some spelling variations:
"and computation using hplc program" » "and computations using hplc program" (Expand search), "and computation in hplc program" (Expand search), "and composition using hplc program" (Expand search), "and computational using hplc program" (Expand search), "of computation using hplc program" (Expand search), "and computation using plc programs" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computation using hplc program\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( and computation using hplc program ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("and computation using hplc program") OR ("using coding python python programming"))*.