Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac phat de snippets" » "tac pham de snippets", "tam phat de snippets", "tan phat de snippets", "tac nhat de snippets", "tac hat de snippets", "tac phat dien 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 phat de 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 phat de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac phat de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac phat de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.