Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc ha dong snippets" » "thu ha dong snippets", "thuc va dong snippets", "thuc hanh dong snippets", "thuc hoat dong snippets", "thuc van dong 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: (((("thuc ha dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc ha dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc ha dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc ha dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.