Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim sao cac snippets" » "kim hao cac snippets", "kim seon cac snippets", "kiem sat cac snippets", "kim sat cac snippets", "kim tao 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: (((("kim sao 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: (((("kim sao cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim sao cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim sao cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.