Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"luan kinh va snippets" » "xuan kinh va snippets", "luat kinh va snippets", "luan chinh va snippets", "luan kinh van snippets", "luan tinh va snippets", "luan sinh va snippets", "luan kinh 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: (((("luan kinh 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: (((("luan kinh va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luan kinh va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luan kinh va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.