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 moodle platform from" » "coder model moodle platform from" (Expand search), "coder del moodle platform from" (Expand search), "coder decoder moodle platform from" (Expand search), "code code moodle platform from" (Expand search), "decoder codec moodle platform from" (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 moodle platform from") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder moodle platform from\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder moodle platform from ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder moodle platform from") OR ("on python python python programming"))*.