Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu sinh cua snippets" » "cho sinh cua snippets", "cuu sinh cua snippets", "chu dinh cua snippets", "chu manh cua snippets", "chu dinh cuu snippets", "chu sinh va 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: (((("chu sinh 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: (((("chu sinh cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu sinh cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu sinh cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.