Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"time hieu va snippets" » "tim hieu va snippets", "tin hieu va snippets", "tich hieu va snippets", "time lieu va snippets", "time hieu qua snippets", "time hieu va 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: (((("time hieu va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("time hieu va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( time hieu va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("time hieu va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.