Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tin dung von snippets" » "tin dong von snippets", "tin dung cong snippets", "tin dung va snippets", "tinh dung von snippets"
"locating bug code snippets" » "locatinhg 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 dung von 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 dung von snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tin dung von snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tin dung von snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.