Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dich chi le snippets" » "dinh chi le snippets", "dia chi le snippets", "linh chi le snippets", "dich thi le snippets", "dich phi le 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: (((("dich chi le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dich chi le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dich chi le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dich chi le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.