Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dac bach cau snippets" » "trac bach cau snippets", "dac sac cau snippets", "cac bac cau snippets", "dac bac cau snippets", "dac bach mai snippets", "dac sach cap 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: (((("dac bach 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: (((("dac bach cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dac bach cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dac bach cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.