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