Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"che tho cac snippets" » "che tao cac snippets", "che ho cac snippets", "che thuoc cac snippets", "che cho cac snippets", "che tho ca snippets", "che thong cac 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: (((("che tho cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("che tho cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( che tho cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("che tho cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.