Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao tuc cuoi snippets" » "dao truc chuoi snippets", "dao thuc cuoc snippets", "dao tuc co snippets", "dao duc cuoi 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: (((("dao tuc cuoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao tuc cuoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao tuc cuoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao tuc cuoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.