Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"le vong cua snippets" » "le cong cua snippets", "le dong cua snippets", "le song cua snippets", "le hong cua snippets", "le nong cua snippets", "te vong cua 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: (((("le vong 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: (((("le vong cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( le vong cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("le vong cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.