Perhaps you should try some spelling variations:
communications using » communications in (Expand search), communications and (Expand search), communications plan (Expand search)
during teaching » nursing teaching (Expand search), drawing teaching (Expand search), guiding teaching (Expand search)
teaching python » learning python (Expand search), teaching path (Expand search), teaching paths (Expand search)
pulsed program » based program (Expand search), led program (Expand search), prored program (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)

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

• Removing quotes may allow a broader search: (( AND communications using pulsed program ) OR ( during teaching python python programming ))*.