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