Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xac tu thanh slippers" » "xac thu thanh slippers", "xac su thanh slippers", "xac ta thanh slippers", "tac tu thanh slippers", "cac tu thanh slippers", "bac tu thanh slippers", "xac tu thanh slippery", "xac tu thanh 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: (((("xac tu thanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xac tu thanh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xac tu thanh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xac tu thanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.