Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc dan ve snippets" » "thuc hanh ve snippets", "hoc dan ve snippets", "thuc vat ve snippets", "thuc ban ve snippets", "thuc dan va snippets", "thuc dan viet 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: (((("thuc dan ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc dan ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc dan ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc dan ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.