Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc ve le snippets" » "thuc va le snippets", "thuc te le snippets", "thuc viet le snippets", "thuc vu le snippets", "thuc le le 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 ve le 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 ve le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc ve le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc ve le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.