Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tham khao da snippets" » "tham kham da snippets", "tham khao ha snippets", "tham khao danh snippets", "pham khao da snippets", "tam khao da snippets", "than khao da 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: (((("tham khao da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tham khao da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tham khao da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tham khao da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.