Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tieu de cac snippets" » "tiep de cac snippets", "lieu de cac snippets", "tieu le cac snippets", "tieu den cac snippets", "tieu ve cac snippets", "tieu de cai 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: (((("tieu de cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tieu de cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tieu de cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu de cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.