Perhaps you should try some spelling variations:
advanced functionality » and functionality (Expand search)
functionality doi » functionality of (Expand search), functionality on (Expand search), functionality to (Expand search)
coding program » cloning program (Expand search), loading program (Expand search), cooling programs (Expand search)
advanced ages » advanced age (Expand search), advanced stages (Expand search), advanced aids (Expand search)
using program » housing program (Expand search), nursing program (Expand search), aging program (Expand search)
coding using » modeling using (Expand search), drying using (Expand search)
ages coding » image coding (Expand search), genes coding (Expand search), ages looking (Expand search)
doi coding » doi codi (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: (( advanced functionality doi coding program ) OR ( advanced ages coding using program ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( advanced functionality doi coding program ) OR ( advanced ages coding using program ))".
• Adding a wildcard symbol may retrieve word variants: (( advanced functionality doi coding program ) OR ( advanced ages coding using program ))*.