Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gio hieu phe snippets" » "gia hieu phe snippets", "gioi thieu phe snippets", "gian hieu phe snippets", "gio hieu he snippets", "gio hieu pham snippets", "gio hieu phap snippets"
"locating bug code snippets" » "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: (((("gio hieu phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gio hieu phe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gio hieu phe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gio hieu phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.