Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi su danh slippers" » "chi sau danh slippers", "chi su doanh slippers", "chi su dang slippers", "chi tu danh slippers", "chi xu danh slippers", "khi su danh slippers", "chi su danh slippery", "chi su danh grippers"
"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: (((("chi su danh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi su danh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi su danh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi su danh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.