Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi cua loc snippets" » "thai cua loc snippets", "thi cuc loc snippets", "tri cua loc snippets", "thi chua loc snippets", "thi cua hoc snippets", "thi cua lop 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 loc 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 loc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi cua loc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi cua loc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.