Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van hung uoc snippets" » "van hung code snippets", "van dung uoc snippets", "manh hung uoc snippets", "van duong uoc snippets", "van huong uoc snippets", "van nhung cuoc snippets", "van phung quoc snippets"
"using java java snippets" » "using data java snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java java snippets") or ("van hung uoc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("van hung uoc snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( van hung uoc snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("van hung uoc snippets"))) or ("locating bug core snippets"))*.