Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung luan java snippets" » "dung luan va snippets", "dung luan java slippers"
"using lc code snippets" » "using c code snippets", "using l code snippets", "using low code snippets", "using lbm code snippets", "using lc code slippers"

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: (((("using lc code snippets") or ("dung luan java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using lc code snippets") OR ("dung luan java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( using lc code snippets ) or ( dung luan java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using lc code snippets") or ("dung luan java snippets"))) or ("locating bugs code snippets"))*.