Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tiep thi he snippets" » "tiep thi hue snippets", "tiep thi hoe snippets", "tiep thi ha snippets", "tien thi he snippets", "tieu thi he 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: (((("tiep thi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tiep thi he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tiep thi he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tiep thi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.