Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thay co doi snippets" » "tay co doi snippets", "thap co doi snippets", "thay doi doi snippets", "thay cho doi snippets", "thay co dot snippets", "thay co dai 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: (((("thay co doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thay co doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thay co doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thay co doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.