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