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