Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tat chu chan snippets" » "tat chu han snippets", "tat chua chay snippets", "tat chu van snippets", "tan chu chan snippets", "hat chau chan snippets", "thpt chu chan 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: (((("tat chu chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tat chu chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tat chu chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tat chu chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.