Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chau pa co snippets" » "chau a co snippets", "chau phan co snippets", "chau phi co snippets", "chau va co snippets", "chau da co 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: (((("chau pa co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chau pa co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chau pa co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chau pa co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.