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