Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gan tang cho snippets" » "fan tang cho snippets", "gan bang cho snippets", "gan hang cho snippets", "gan trang cho snippets", "gan sang cho 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: (((("gan tang cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gan tang cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gan tang cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gan tang cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.