Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap luat bo snippets" » "phap luat bao snippets", "phap luat so snippets", "phap luat bong snippets", "phan luat bo snippets", "pham luat bo 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: (((("phap luat 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: (((("phap luat bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap luat bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap luat bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.