Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thich anh cd snippets" » "thi hanh cd snippets", "hinh anh cd snippets", "thich anh d snippets", "thich anh co snippets", "thich anh ca 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: (((("thich anh cd snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thich anh cd snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thich anh cd snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thich anh cd snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.