Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu phoi chi snippets" » "thu hoi chi snippets", "thu hai chi snippets", "thu chi chi snippets", "thu phoi khi snippets", "thu phoi thai snippets", "thu ho chi 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: (((("thu phoi chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu phoi chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu phoi chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu phoi chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.