Perhaps you should try some spelling variations:
"coder coder pre cobol programming" » "coder coder pre robot programming" (Expand search), "coder coder pre robots programming" (Expand search), "coder coder pre goal programming" (Expand search), "coder decoder pre cobol programming" (Expand search), "code code pre cobol programming" (Expand search), "decoder codec pre cobol programming" (Expand search), "coder under pre cobol programming" (Expand search), "coder code are cobol programming" (Expand search), "coder encoders pre cobol programming" (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)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder pre cobol programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder pre cobol programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder pre cobol programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder pre cobol programming") OR ("api python python python programming"))*.