Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bau va cong snippets" » "bau tai cong snippets", "bau cua cong snippets", "bau vat cong snippets", "ban va cong snippets", "bao va 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: (((("bau va 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: (((("bau va cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bau va cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bau va cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.