Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"can tac cau snippets" » "canh tac cau snippets", "cac tac cau snippets", "cong tac cau snippets", "can tac can snippets", "can tac dau snippets", "can tao 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: (((("can tac 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: (((("can tac cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can tac cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can tac cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.