Perhaps you should try some spelling variations:
"coder coder implementing plc programming" » "coder after implementing plc programming" (Expand search), "coder or implementing plc programming" (Expand search), "coder toward implementing plc programming" (Expand search), "coder coder implementing ples programming" (Expand search), "coder coder implementing abc programming" (Expand search), "coder coder implementing ilp programming" (Expand search), "coder coder implementing c programming" (Expand search), "coder coder implementing block programming" (Expand search), "coder coder implementing _ programming" (Expand search), "coder decoder implementing plc programming" (Expand search), "code code implementing plc programming" (Expand search), "decoder codec implementing plc programming" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ 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 implementing plc programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder implementing plc programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder implementing plc programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder implementing plc programming") OR ("on python python python programming"))*.