Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"than duc bo snippets" » "tran duc bo snippets", "phan duc bo snippets", "than doc bo snippets", "than duc bao snippets", "than duc mo snippets", "than duc so 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: (((("than duc bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than duc bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( than duc bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("than duc bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.