Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khao noi toi snippets" » "khuan noi toi snippets", "ha noi toi snippets", "nha noi toi snippets", "khao noi doi snippets", "khao doi toi snippets", "khao noi soi 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 noi toi 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 noi toi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khao noi toi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khao noi toi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.