Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bom tu cong snippets" » "bom thu cong snippets", "bom te cong snippets", "bom tai cong snippets", "bo tu cong snippets", "bot tu cong snippets", "nom tu 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: (((("bom tu 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: (((("bom tu cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bom tu cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bom tu cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.