Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim than so snippets" » "kim thanh so snippets", "kim nhan so snippets", "tam than so snippets", "kim than sao snippets", "kim than vo snippets", "kim than go 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 than so 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 than so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim than so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim than so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.