Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian hat cua snippets" » "gian ha cua snippets", "gian dat cua snippets", "giang nhat cua snippets", "gian nhat cua snippets", "gian chat cua snippets", "gian phat cua 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: (((("gian hat cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian hat cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian hat cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian hat cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.