Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan lam cua snippets" » "tran lam cua snippets", "van lam cua snippets", "tai lam cua snippets", "tan nam cua snippets", "tan lam 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: (((("tan lam cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tan lam cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan lam cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan lam cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.