Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thanh van mo snippets" » "thanh san mo snippets", "thanh toan mo snippets", "thanh phan mo snippets", "thanh van mao snippets", "thanh van do snippets", "thanh van ho 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: (((("thanh van 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: (((("thanh van mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thanh van mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh van mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.