Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"gian viet va snippets" » "gian viet van snippets", "gian viet ha snippets", "gian tiet va snippets", "giao viet va snippets", "gia viet va snippets", "gian viet 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: (((("gian viet 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: (((("gian viet va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian viet va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian viet va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.