Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac va ton snippets" » "tac da ton snippets", "tac xa ton snippets", "tuc va ton snippets", "tac va toan snippets", "tac va tong snippets", "tac va tin 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 va ton 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 va ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac va ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac va ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.