Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ham sao con snippets" » "nam sao con snippets", "ham so con snippets", "pham bao con snippets", "ham tao con snippets", "ham mao con 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: (((("ham sao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ham sao con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ham sao con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ham sao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.