Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thep moi cau snippets" » "thien moi cau snippets", "ghep noi cau snippets", "thi moi cau snippets", "thep hoi cau snippets", "thep loi cau snippets", "thep gioi 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: (((("thep moi 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: (((("thep moi cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thep moi cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thep moi cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.