Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"duong ngu va snippets" » "duong nguoc va snippets", "phuong ngu va snippets", "duong ngan va snippets", "duong ngu van snippets", "duong ngu ca snippets", "duong nguoi va snippets", "duong ngu 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: (((("duong ngu 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: (((("duong ngu va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duong ngu va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duong ngu va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.