Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao nhan mo snippets" » "tao nhan mo snippets", "dac nhan mo snippets", "do nhan mo snippets", "dao nhan my snippets", "dao phan mo snippets", "dao nhap mon 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 nhan 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: (((("dao nhan mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao nhan mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao nhan mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.