Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chau da co snippets" » "chau a co snippets", "thau dau co snippets", "chap dat co snippets", "chau dau co snippets", "chau dac co snippets", "chau va 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 da 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 da co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chau da co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chau da co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.