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