Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc su hoan snippets" » "duoc sua hoan snippets", "duoc si hoan snippets", "luoc su hoan snippets", "duoc su han snippets", "duoc vu hoan snippets", "duoc thu hoan 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: (((("duoc su hoan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duoc su hoan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duoc su hoan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duoc su hoan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.