Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai tap phi slippers" » "bai tap chi slippers", "bai tac phi slippers", "bai cap phoi slippers", "bai tap phi slippery", "bai tap phi 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: (((("bai tap phi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bai tap phi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai tap phi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai tap phi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.