Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoan tran ke snippets" » "hoang tran ke snippets", "thoan tran ke snippets", "toan tran ke snippets", "hoan trang ke snippets", "hoan toan ke snippets", "hoan tran ku 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: (((("hoan tran ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoan tran ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoan tran ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoan tran ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.