Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai bo cong snippets" » "bai so cong snippets", "bai cao cong snippets", "bai hoc cong snippets", "bac bo cong snippets", "ban bo cong snippets", "bai mo cong 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 bo cong 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 bo cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai bo cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai bo cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.