Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao thi loan snippets" » "tao thi lan snippets", "tao thi hoan snippets", "tao thi lien snippets", "dao thi loan snippets", "cao thi loan snippets", "tao tai loan 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: (((("tao thi loan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao thi loan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao thi loan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao thi loan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.