Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kiam van cau snippets" » "kiam tan cau snippets", "kiem van cau snippets", "pham van cau snippets", "kiam van dau snippets", "kiam van hau snippets", "kiam van chat 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: (((("kiam van 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: (((("kiam van cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kiam van cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kiam van cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.