Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dam len mong snippets" » "dam nen mong snippets", "dam len cong snippets", "dam den muong snippets", "dam lan mong snippets", "dau len mong snippets", "dam tien mong 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 len mong 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 len mong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dam len mong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dam len mong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.