Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"co doc hanh slippers" » "co hoc hanh slippers", "co duc hanh slippers", "co doi hanh slippers", "co duoc hanh slippers", "co dot hanh slippers", "co doc hanh slippery", "co doc hanh 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: (((("co doc hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co doc hanh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co doc hanh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co doc hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.