Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dam trau cua snippets" » "dam trao cua snippets", "dam rao cua snippets", "dam tu cua snippets", "dam tru cua snippets", "dam tranh 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: (((("dam trau 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: (((("dam trau cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dam trau cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dam trau cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.