Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"li trac du snippets" » "li rac du snippets", "vi trac du snippets", "hoi trac du snippets", "li truc du snippets", "li tac du snippets", "li tra du snippets"

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: "((((\"li trac du snippets\") OR (\"python using java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( li trac du snippets ) OR ( python using java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("li trac du snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))*.