Perhaps you should try some spelling variations:
"coder refractive error detecting program" » "coder refractive error detection program" (Expand search), "coder refractive error detective programa" (Expand search), "coder refractive error testing program" (Expand search), "poder refrativo error detecting program" (Expand search), "after refractive error detecting program" (Expand search), "laser refractive error detecting program" (Expand search), "coder refractive errors detecting program" (Expand search), "coder refractive errors detection program" (Expand search), "coder refractive error correcting program" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python 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: "((\"coder refractive error detecting program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder refractive error detecting program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder refractive error detecting program") OR ("api python python python programming"))*.