Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi dam cong snippets" » "chi dai cong snippets", "chi dam dong snippets", "chi dang cong snippets", "chi dan cong snippets", "chi dao cong snippets", "chi nam cong 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: (((("chi dam cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi dam cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi dam cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi dam cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.