Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"pham tinh java snippets" » "pham minh java snippets", "pham dinh java snippets", "pham vinh java snippets", "pham trinh java snippets", "pham think java snippets", "pham tinh va snippets", "pham tinh java slippers"
"ngu java java snippets" » "ngu va java snippets", "ngu java java 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: (((("ngu java java snippets") or ("pham tinh java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngu java java snippets") OR ("pham tinh java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( ngu java java snippets ) or ( pham tinh java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngu java java snippets") or ("pham tinh java snippets"))) or ("locating bugs code snippets"))*.