Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan khai mo snippets" » "dang khai mo snippets", "van khai mo snippets", "dang khoi mo snippets", "dan khac mo snippets", "dan khi mo snippets", "dan khai bao 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 khai mo 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 khai mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan khai mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan khai mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.