Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"hoc hoang tran snippets" » "hoc hoang tuan snippets", "hoc hoang thanh snippets", "hoc hoang van snippets", "hoc hang tran snippets", "hoc hong tran snippets", "moc hoang tran snippets", "hoc hoang tran slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 code snippets") or ("hoc hoang tran snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("hoc hoang tran snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( hoc hoang tran snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("hoc hoang tran snippets"))) or ("locating bug code snippets"))*.