Perhaps you should try some spelling variations:
"joint modeling algorithm" » "joint making algorithm" (Expand Search), "joint model algorithm" (Expand Search)
"element method algorithms" » "element two algorithms" (Expand Search), "element both algorithms" (Expand Search), "element other algorithms" (Expand Search)
"element tree algorithms" » "element three algorithms" (Expand Search), "element art algorithms" (Expand Search), "element two algorithms" (Expand Search), "element ree algorithms" (Expand Search), "element te algorithms" (Expand Search), "element ore algorithms" (Expand Search)

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("element tree algorithms") OR ("element method algorithms"))) OR ("joint modeling algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"element tree algorithms\") OR (\"element method algorithms\"))) OR (\"joint modeling algorithm\"))".
• Removing quotes may allow a broader search: (((( element tree algorithms ) OR ( element method algorithms ))) OR ( joint modeling algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("element tree algorithms") OR ("element method algorithms"))) OR ("joint modeling algorithm"))*.