Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sang lam cua snippets" » "sang lap cua snippets", "bang lam cua snippets", "mang lam cua snippets", "sang nam cua snippets", "sang 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: (((("sang 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: (((("sang lam cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sang lam cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sang lam cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.