Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"li trac chat snippets" » "li trac code snippets", "li tra chat snippets", "li tao chat snippets", "li tran chau snippets", "li rac chat snippets", "vi trac chat snippets", "hoi trac chat snippets"
"python using java snippets" » "python using data snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("li trac chat snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"li trac chat snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( li trac chat snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("li trac chat snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.