Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tang hanh mo snippets" » "tang thanh mo snippets", "dang hanh mo snippets", "nang hanh mo snippets", "tang hanh mot snippets", "tang hanh moi snippets", "tang hanh ma 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: (((("tang hanh 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: (((("tang hanh mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tang hanh mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang hanh mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.