Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"tim ngu java snippets" » "tim ngu va snippets", "diem ngu java snippets", "tim nghe java snippets", "tim ngu java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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