Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi cua hop snippets" » "thai cua hop snippets", "thi cuc hop snippets", "tri cua hop snippets", "thi cua hoi snippets", "thi cua hoc snippets", "thi cua hon 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: (((("thi cua hop snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi cua hop snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi cua hop snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi cua hop snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.