Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java code slippers", "using java core snippets"
"trong san va snippets" » "trong cac va snippets", "cong san va snippets", "dong san va snippets", "trong san van snippets", "trong sang va snippets", "trong ban va snippets", "trong san va slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bug core snippets", "locating bung code snippets", "locating bugs code 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: (((("trong san va snippets") or ("using java code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong san va snippets") OR ("using java code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong san va snippets ) or ( using java code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong san va snippets") or ("using java code snippets"))) or ("locating bug code snippets"))*.