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