Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan bac cuoc snippets" » "dan cac cuoc snippets", "dan tac cuoc snippets", "dan bac cuong snippets", "dan ba cuoc snippets", "van bac cuoc snippets", "dong bac cuoc 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: (((("dan bac cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan bac cuoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan bac cuoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan bac cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.