Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khao co rong snippets" » "khac co rong snippets", "khao cuu rong snippets", "khao noi rong snippets", "khao co trong snippets", "khao mo rong snippets", "khao co dong 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: (((("khao co rong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khao co rong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khao co rong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khao co rong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.