Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"san co voi snippets" » "ban co voi snippets", "sang cho voi snippets", "san co hoi snippets", "san co loi snippets", "san co doi 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 co voi 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 co voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( san co voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("san co voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.