Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"phong ngu va snippets" » "phong ngua va snippets", "phuong ngu va snippets", "phong nga va snippets", "phong ngu van snippets", "phong ngu ca snippets", "phong nguoi va snippets", "phong ngu va slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("phong 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: (((("phong ngu va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phong ngu va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phong ngu va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.