Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac vang chu snippets" » "cac van chu snippets", "tac dung chu snippets", "tac dong chu snippets", "tac lang chu snippets", "tac van chu snippets", "tac nang chiu 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: (((("tac vang chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tac vang chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac vang chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac vang chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.