Perhaps you should try some spelling variations:
"thu cuu cach snippets" » "thu cuu code snippets", "thu cuu cac snippets", "thu cuoc cach snippets", "thu cuu dac snippets", "thu cua cach snippets", "thu cuc cach snippets", "thu luu cach snippets"
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data 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: (((("python using java snippets") or ("thu cuu cach snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("thu cuu cach snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( thu cuu cach snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("thu cuu cach snippets"))) or ("locating bug core snippets"))*.