Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu truc mot snippets" » "huu thuc mot snippets", "huu trac mot snippets", "cau truc mot snippets", "huu tuc mot snippets", "huu trung mot snippets", "huu tri mot 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: (((("huu truc mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huu truc mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu truc mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu truc mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.