Perhaps you should try some spelling variations:
"and communications python computer program" » "and communications path computer program" (Expand search), "and communications pathloss computer program" (Expand search), "and communications opinion computer program" (Expand search), "and communication python computer program" (Expand search)
"data visualization of coding program" » "data visualization of cloning program" (Expand search), "data visualization of loading program" (Expand search), "data visualization of cooling programs" (Expand search), "data visualization non coding program" (Expand search), "data visualizacao of coding program" (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: "((\"data visualization of coding program\") OR (\"and communications python computer program\"))~".
• Removing quotes may allow a broader search: (( data visualization of coding program ) OR ( and communications python computer program ))~.
• Adding a wildcard symbol may retrieve word variants: (("data visualization of coding program") OR ("and communications python computer program"))*.