Perhaps you should try some spelling variations:
"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)
"coder coder coding the proposal" » "coder modern coding the proposal" (Expand search), "coder color coding the proposal" (Expand search), "coder odor coding the proposal" (Expand search), "coder decoder coding the proposal" (Expand search), "code code coding the proposal" (Expand search), "decoder codec coding the proposal" (Expand search), "coder coder decoding the proposal" (Expand search), "coder coder encoding the proposal" (Expand search), "coder coder aiding the proposal" (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 coder coding the proposal\") OR (\"on python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder coding the proposal ) OR ( on python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder coding the proposal") OR ("on python python python programming"))*.