Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tim hanh hoc snippets" » "tiem hanh hoc snippets", "kim thanh hoc snippets", "tien hanh hoc snippets", "tim thanh hoc snippets", "tim hinh hoc snippets", "tim anh hoc 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: (((("tim hanh hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tim hanh hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tim hanh hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tim hanh hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.