Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"duong thu java snippets" » "duong thuy java snippets", "duong thi java snippets", "luong thuc java snippets", "duong ngu java snippets", "duong thu va snippets", "duong thu 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: (((("duong thu 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: (((("duong thu java snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duong thu java snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duong thu java snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.