Perhaps you should try some spelling variations:
surface functionality » surface functionalities (Expand search), surface functionalized (Expand search), surface functional (Expand search)
functionality in » functionality and (Expand search), functionality of (Expand search)
coding program » cloning program (Expand search), loading program (Expand search), cooling programs (Expand search)
causing coding » using coding (Expand search), causing bovine (Expand search), causing canine (Expand search)
advanced path » advanced potato (Expand search), advanced age (Expand search), advanced and (Expand search)
path causing » death causing (Expand search), pathway causing (Expand search), pathogen causing (Expand search)
in coding » in decoding (Expand search), non coding (Expand search), and coding (Expand search)

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

• Removing quotes may allow a broader search: (( surface functionality in coding program ) OR ( advanced path causing coding program ))*.