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