Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"san bai con snippets" » "san bao con snippets", "sach bai con snippets", "toan bai con snippets", "san bai lon snippets", "san hai con snippets", "san tai cong 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: (((("san bai 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: (((("san bai con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( san bai con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("san bai con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.