Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tin hoi ve snippets" » "tin hoc ve snippets", "tan hoi ve snippets", "tin soi ve snippets", "tin hoi va snippets", "tin moi ve snippets", "tin noi ve 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: (((("tin hoi 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: (((("tin hoi ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tin hoi ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tin hoi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.