Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"truc va cau snippets" » "thuc va cau snippets", "thuc vat cau snippets", "trung va cau snippets", "truc van cau snippets", "truc va cac snippets", "truc va dau 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 va cau 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 va cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( truc va cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("truc va cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.