Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ca dan hanh slippers" » "ca dang hanh slippers", "ca dan khanh slippers", "ca dan thanh slippers", "cac dan hanh slippers", "ca dao hanh slippers", "ca dan hanh slippery", "ca dan 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: (((("ca dan 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: (((("ca dan hanh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ca dan hanh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ca dan hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.