Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai choi xe snippets" » "tai chi xe snippets", "bai hoc xe snippets", "bai thi xe snippets", "bai cho xe snippets", "bai choi xu snippets", "bai choi hee snippets"
"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 choi xe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bai choi xe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai choi xe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai choi xe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.