Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim ho chieu snippets" » "kim theo chieu snippets", "kim hoc thieu snippets", "kim doi chieu snippets", "kim hao chieu snippets", "kim hoa chieu snippets", "kim hyo chieu 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 ho chieu 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 ho chieu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim ho chieu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim ho chieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.